CN110717753B - Return-back method and system for mistaken recharging of offline assets - Google Patents
Return-back method and system for mistaken recharging of offline assets Download PDFInfo
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Abstract
The application discloses a refund method and a system for mistakenly recharging an offline asset, wherein the system comprises the following steps: the system comprises a user wallet system, a customer service system, a financial system, a management system, a charging and providing system, a terminal wallet system and a security auditing system; and the management system is used for receiving the off-line asset return order submitted by the customer service if the fee deduction message is successful in fee deduction, wherein the off-line asset return order comprises a user ID, and sending the off-line asset return order to the charging and lifting system. According to the embodiment of the application, the customer service submits the off-line asset refund order in the system, the system can automatically process the order after submitting, manual money making is not needed, the refund efficiency is greatly improved, and manpower for processing the refund digital asset is greatly released.
Description
Technical Field
The application relates to the field of digital asset transaction, in particular to a refund method and a refund system for mistakenly recharging an offline asset.
Background
Often, a user can mistakenly recharge some digital assets which are not online in a digital asset exchange to enter an exchange recharging address due to various reasons, and the user cannot retrieve the mistakenly recharged assets in an online extraction mode because the digital assets are not online.
At present, a return digital asset application is mainly declared by customer service personnel, and a digital asset exchange carries out original address payment and return processing by manually checking a recharging address, so that the occupied labor cost is high, the processing timeliness is poor, and the return application of a large amount of dozens of times per month cannot be coped with.
Therefore, how to improve the timeliness of the processing when returning digital assets becomes an urgent problem to be solved by those skilled in the art.
Disclosure of Invention
The application provides a refund method and a refund system for mistakenly recharging an off-line asset, which aim to solve the problem of poor processing timeliness when digital assets are refunded in the prior art.
In a first aspect, the present application provides a refund system for an offline asset with a wrong recharge, comprising: the system comprises a user wallet system, a customer service system, a financial system, a management system, a filling and lifting system, a terminal wallet system and a safety auditing system;
the customer service system is used for acquiring the off-line asset recharging information sent by the user wallet system after receiving the refund request sent by the user terminal, and initiating the off-line asset refund approval if the owner of the asset corresponding to the off-line asset recharging information is determined to be the user and the commission charge larger than or equal to the preset money amount is reserved; if the non-online asset return approval passes, sending a non-online asset return approval passing message to the financial system;
the financial system is used for deducting the commission charge of the preset amount after receiving the approval passing message and sending the commission charge deducting message to the management system;
the management system is used for receiving an off-line asset return order submitted by a customer service if the fee deduction message is successful in fee deduction, wherein the off-line asset return order comprises a user ID, and sending the off-line asset return order to the charging and lifting system;
the charging and withdrawing system is used for determining a withdrawing request according to the offline asset withdrawing order and the flow order if a user recharging address corresponding to the user ID in the offline asset withdrawing order is a txhash receiving address, adding the withdrawing address and the contract address into the withdrawing request, and sending the withdrawing request to the security auditing system;
the security auditing system is used for receiving the refund request, and if the contract address auditing is passed, the refund request is sent to the terminal wallet system;
the terminal wallet system is used for making money according to the refund request; if the money is successfully printed, sending a money printing success message to the charging and lifting system;
and the charging and withdrawing system is also used for updating the order and money printing result to be successful in money printing according to the money printing success message.
With reference to the first aspect, in a first possible implementation manner of the first aspect, the security audit system is further configured to send a contract address audit failure message to the charging and promoting system if the contract address audit does not pass;
and the charging and raising system is also used for updating the order and money printing result to be unsuccessful according to the contract address auditing non-passing message.
With reference to the first aspect, in a second possible implementation manner of the first aspect, the terminal wallet system is further configured to send a money printing unsuccessful message to the charging and withdrawing system if the money printing is unsuccessful;
and the charging and lifting system is also used for updating the order and money printing result to be unsuccessful in money printing according to the unsuccessful money printing message.
With reference to the first possible implementation manner of the first aspect or the second possible implementation manner of the first aspect, in a third possible implementation manner of the first aspect, the replenishment and promotion system is further configured to send a result of the unsuccessful payment of the money to the management system;
the management system is also used for judging whether to refund the commission charge after receiving a money-printing result of unsuccessful money-printing;
if the fee is returned, sending a fee returning and returning message to the customer service system;
the customer service system is also used for initiating the examination and approval of the refund commission charge, and if the examination and approval of the refund commission charge is passed, sending a message of passing the examination and approval of the refund commission charge to the financial system;
the financial system is used for carrying out money transfer according to the refund commission approval message, and if the money transfer is finished, the money transfer finishing message is sent to the management system;
and the management system is also used for marking returned commission charge and closing the off-line asset returning order after receiving the money transfer completion message.
In a second aspect, the present application provides a refund method for an offline asset with a wrong recharge, which is applied to a customer service system, and the method includes:
after receiving a refund request sent by a user terminal, acquiring non-online asset recharging information sent by a user wallet system, and if determining that an owner of an asset corresponding to the non-online asset recharging information is a user and a commission charge larger than or equal to a preset amount of money is reserved, initiating the refund approval of the non-online asset; and if the non-online asset return approval passes, sending a non-online asset return approval passing message to the financial system.
In a third aspect, the present application provides a refund method for an offline asset with a wrong recharge, applied to a financial system, the method including: and after receiving the approval passing message, deducting the commission charge of the preset amount, and sending the commission charge deducting message to the management system.
In a fourth aspect, the present application provides a refund method for an offline asset with a wrong recharge, which is applied to a management system, and the method includes:
and if the commission fee deduction message is successful in commission fee deduction, receiving the non-online asset return order submitted by the customer service, wherein the non-online asset return order comprises the user ID, and sending the non-online asset return order to the charging and lifting system.
In a fifth aspect, the present application provides a refund method for an offline asset with a wrong recharge, which is applied to a recharging system, and the method includes:
if the user recharging address corresponding to the user ID in the offline asset returning order is the receiving address of the txhash, determining a returning request according to the offline asset returning order and the stream order, adding the returning address and the contract address into the returning request, and sending the returning request to a security auditing system; and updating the order and money printing result as successful money printing according to the money printing success message.
In a sixth aspect, the present application provides a refund method for an offline asset with a wrong recharge, which is applied to a security audit system, and the method includes:
and receiving a refund request, and if the contract address audit is passed, sending the refund request to the terminal wallet system.
In a seventh aspect, the present application provides a refund method for an offline asset with a wrong recharge function, which is applied to a terminal wallet system, and the method includes: making money according to the refund request; and if the money is successfully made, sending a money making success message to the charging and extracting system.
According to the technical scheme, the refund method and the refund system for the mistaken recharging of the offline assets comprise the following steps: the system comprises a user wallet system, a customer service system, a financial system, a management system, a filling and lifting system, a terminal wallet system and a safety auditing system; the customer service system is used for acquiring the off-line asset recharging information sent by the user wallet system after receiving the refund request sent by the user terminal, and initiating the off-line asset refund approval if the owner of the asset corresponding to the off-line asset recharging information is determined to be the user and the commission charge larger than or equal to the preset money amount is reserved; if the non-online asset return approval passes, sending a non-online asset return approval passing message to the financial system; the financial system is used for deducting the commission charge of the preset amount after receiving the approval passing message and sending the commission charge deduction message to the management system; the management system is used for receiving an offline asset return order submitted by a customer service if the fee deduction message is successful in fee deduction, wherein the offline asset return order comprises a user ID, and sending the offline asset return order to the charging and lifting system; the charging and withdrawing system is used for determining a withdrawing request according to the offline asset withdrawing order and the flow order if a user recharging address corresponding to the user ID in the offline asset withdrawing order is a txhash receiving address, adding the withdrawing address and the contract address into the withdrawing request, and sending the withdrawing request to the security auditing system; the security auditing system is used for receiving the refund request, and if the contract address auditing is passed, the refund request is sent to the terminal wallet system; the terminal wallet system is used for making money according to the refund request; if the money printing is successful, sending a money printing success message to the charging and raising system; and the charging and withdrawing system is also used for updating the order and money printing result to be successful in money printing according to the money printing success message. According to the embodiment of the application, the customer service submits the off-line asset refund order in the system, the system can automatically process the order after submitting, manual money making is not needed, the refund efficiency is greatly improved, and manpower for processing the refund digital asset is greatly released.
Drawings
In order to more clearly explain the technical solution of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious to those skilled in the art that other drawings can be obtained according to the drawings without any creative effort.
Fig. 1 is a schematic structural diagram of a first embodiment of a refund system for an offline asset with a false recharge function according to the present application;
fig. 2 is a flowchart illustrating a first embodiment of a refund system for an offline asset with a false recharge.
Detailed Description
To make the objects, technical solutions and advantages of the present application more clear, the technical solutions of the present application will be clearly and completely described below with reference to specific embodiments of the present application and the accompanying drawings. It should be apparent that the described embodiments are only some of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application. The technical solutions provided by the embodiments of the present application are described in detail below with reference to the accompanying drawings.
At present, a customer service staff reports a returned digital asset application, and a digital asset exchange carries out original address payment returning treatment by manually checking a recharging address, so that the occupied labor cost is high, the treatment timeliness is poor, and the method cannot deal with a large returned application of dozens of times per month.
Referring to fig. 1, a schematic structural diagram of a first embodiment of a refund system for an offline asset with a false recharge function according to the present application includes: the system comprises a user wallet system 1, a customer service system 2, a financial system 3, a management system 4, a filling and carrying system 5, a terminal wallet system 6 and a security auditing system 7;
the user wallet system 1 is connected with the customer service system 2, the customer service system 2 is connected with the financial system 3 and the management system 4, the financial system 3 is connected with the management system 4, the management system 4 is connected with the charging and lifting system 5 and the terminal wallet system 6, and the charging and lifting system 5 is connected with the terminal wallet system 6 and the safety auditing system 7.
Fig. 2 is a flowchart of a first embodiment of a refund system for an offline asset with a wrong recharge.
The customer service system 2 is used for acquiring the offline asset recharging information sent by the user wallet system 1 after receiving the refund request sent by the user terminal, and initiating the refund approval of the offline asset if the owner of the asset corresponding to the offline asset recharging information is determined to be the user and a commission charge larger than or equal to a preset amount of money is reserved; if the non-online asset return approval passes, sending a non-online asset return approval passing message to the financial system 3;
specifically, the user operates on the user terminal to initiate a refund request for the digital asset that is charged by mistake. After receiving the refund request, the customer service system 2 acquires the offline asset recharging information sent by the user wallet system 1, and performs right confirming on the asset corresponding to the offline asset recharging information, specifically: and determining whether the owner of the asset corresponding to the offline asset recharging information is the user, and if the owner of the asset corresponding to the offline asset recharging information is determined to be the user and the user reserves enough handling fees, initiating the offline asset refund approval by the customer service system 2. The return approval of the assets which are not on-line can be approved in a mail mode.
In the embodiment of the application, the right confirmation is generally completed by the steps of carrying out screenshot and video authentication on recharging of the browser by a user under a line.
The financial system 3 is used for deducting the commission charge of the preset amount after receiving the approval passing message, and sending the commission charge deducting message to the management system 4;
the commission deduction message includes a commission deduction success and a commission deduction failure.
The management system 4 is configured to receive an offline asset return order submitted by the customer service if the fee deduction message indicates that the fee deduction is successful, where the offline asset return order includes an Identity (Identity) document, and send the offline asset return order to the charging and submitting system 5;
specifically, after the fee is deducted successfully, the customer service submits the non-online asset return order in the management system 4.
The charging and withdrawing system 5 is configured to determine a refund request according to the offline asset refund order and the running order if a user recharging address corresponding to the user ID in the offline asset refund order is a receive address of txhash (Transaction By Hash), add the refund address and the contract address in the refund request, and send the refund request to the security auditing system 7;
specifically, each blockchain transaction generates a txhash, and records the transfer from the address a, which is the source address of the transaction, to the address B, which is the recipient address of the transaction. The digital asset exchange assigns each user an independent recharging address, and when the user recharges the digital asset exchange, the receiving address of each recharging transaction is the recharging address assigned to the user ID.
The charging and raising system 5 needs to verify whether the user charging address corresponding to the filled user ID is the receiving address of the txhash. If yes, determining a return request, adding a return address and a contract address in the return request, and sending the return request with the return address added to the security auditing system 7. If not, the return request cannot be submitted. The step is mainly to make sure that the fund is actually recharged into the user recharging address under the user ID and make sure that the fund ownership is.
In the embodiment of the present application, the step of determining the return request includes: the charging and lifting system 5 carries out transaction inquiry on the non-online asset return orders submitted by the customer service, the terminal wallet system provides an interface for inquiring non-online flow records for the charging and lifting system 5, the customer service selects the flow orders meeting the conditions to carry out return after inquiry, and the return request is determined according to the flow orders meeting the conditions.
The non-account-entry in the embodiment of the application refers to the situation that after the user recharges a certain amount of money, the digital asset exchange performs account entry processing on the recharging money, namely, the recharging money is marked to be effective and is recorded under the user name, the non-account entry refers to the situation that the user recharges the asset, but the digital asset exchange does not mark the asset under the user name. This may be the case because the user is not online in a currency that is not charged, and thus the digital exchange cannot perform the posting process, but only queries the relevant transaction information from the posted flow record. The running water order meeting the conditions in the embodiment of the application means that the assets related to the offline asset return order appear in the offline running water record, and the fact that the user actually charges a digital asset is indicated.
The security auditing system 7 is used for receiving the return request, and if the contract address auditing is passed, the return request is sent to the terminal wallet system 6;
specifically, the process of checking the contract address includes: contract code auditing is performed by a security auditing system 7. The intelligent contract is a special protocol used in making contracts in block chain, which contains program code function and can interact with other contracts, make decision, store data and transmit digital assets. Intelligent contract principals provide verification and execution of conditions established within the contract. Smart contracts allow trusted transactions to be conducted without third parties. These transactions are traceable and irreversible. The goal of intelligent contracts is to provide security over traditional contract methodologies and to reduce other transaction costs associated with contracts. Each contract code is an intelligent contract code, the purpose of examining the contract codes is mainly to investigate some unsafe and unreliable recharging sources, some intelligent contract codes may have unreliable behaviors such as malicious rollback and the like, and when a trading post performs refund processing and money printing, the contract address of a receiver needs to be ensured to be safe and reliable, so that loss caused by trading is avoided.
Entering a terminal wallet system 6 money printing link after the verification is passed, and informing the terminal wallet system 6 to print money by the management system 4, and returning the commission charge if the verification is not passed.
In the embodiment of the application, the filing system 5 generates a refund request and writes a contract address and a refund address into an audit interface, the contract address and the refund address can also include the order number, the management system 4 needs to inquire whether order placing data is matched with an audit record before generating an audit work order for the security audit system 7, and the audit record includes the number, the contract address and the refund address of the current order. If the payment is not matched, the refund is failed, the management system 4 returns that the audit does not pass the refund failure, the terminal wallet system 6 acquires the refund request of the charging and withdrawing system 5 and then needs to inquire whether the order data is matched with the audit record, if the payment is not matched, the payment is failed, if the audit is returned by the terminal wallet system, the payment is not passed, and if the payment is matched, the payment flow enters the terminal wallet system.
The terminal wallet system 6 is used for making money according to the refund request; if the money printing is successful, sending a money printing success message to the charging and extracting system 5;
the charging and drawing system 5 is further configured to update the order-based money-making result to be a successful money-making result according to the money-making success message.
According to the above embodiment, the customer service submits the return order of the off-line assets in the system, and the submitted system can automatically process the order without manually making money, so that the return efficiency is greatly improved, and the manpower for processing the return digital assets is greatly released.
In another refund system for the offline asset mis-recharge provided by the application, the security audit system 7 is further configured to send a message that the contract address audit is not passed to the recharge and upgrade system 5 if the contract address audit is not passed;
and the charging and withdrawing system 5 is further configured to update the order and money printing result to be unsuccessful according to the contract address audit failure message.
As can be seen from the above embodiments, in the second embodiment of the offline asset false-charging refund system according to the present application, the security audit system 7 is further configured to send a message that the contract address audit is not passed to the charging and raising system 5 if the contract address audit is not passed.
In another refund system for the mistaken recharging of the non-online assets, which is provided by the application, the terminal wallet system 6 is further used for sending a message that the money printing is unsuccessful to the charging and extracting system 5 if the money printing is unsuccessful;
the charging and withdrawing system 5 is further configured to update the order and money printing result as unsuccessful money printing according to the unsuccessful money printing message.
As can be seen from the above embodiments, in the third embodiment of the refund system for the incorrect recharging of the non-online asset, the terminal wallet system 6 is further configured to send a message that the money transfer is unsuccessful to the charging and withdrawing system 5 if the money transfer is unsuccessful; the charging and withdrawing system 5 is further configured to update the order and money printing result as unsuccessful money printing according to the unsuccessful money printing message.
In another refund system for the offline asset mistakenly recharging provided by the application, the recharging and drawing system 5 is further configured to send a money withdrawing result of unsuccessful money withdrawing to the management system 4;
the management system 4 is further configured to determine whether to refund the commission charge after receiving the payment result indicating that the payment is unsuccessful;
if the fee is returned, sending a return fee message to the customer service system 2;
the customer service system 2 is also used for initiating the return commission approval, and if the return commission approval passes, sending a return commission approval passing message to the financial system 3;
the financial system 3 is used for carrying out money transfer according to the refund commission approval message, and if the money transfer is finished, the financial system sends a money transfer finishing message to the management system 4;
and the management system 4 is further configured to mark a returned commission charge after receiving the money transfer completion message, and close the non-online asset return order.
And the safety auditing system 7 can refund the user's commission fee under the condition that the auditing of the agreement address is not passed or the payment is unsuccessful, the customer service initiates the approval of the refund commission fee according to the commission fee consumption condition provided by the management system 4, and the financial system 3 transfers the assets after the approval is passed.
According to the fourth embodiment of the refund system for the mistaken recharging of the non-online assets, the commission fee can be refunded, and the loss of the user is avoided.
The application provides a refund method for mistakenly recharging an offline asset, which is applied to a customer service system and comprises the following steps:
receiving the non-online asset recharging information sent by the user wallet system, and if the owner of the asset corresponding to the non-online asset recharging information is determined to be the user and a commission charge larger than or equal to a preset amount is reserved, initiating the non-online asset refund approval; and if the off-line asset is returned and approved, sending an off-line asset returning and approving passing message to the financial system.
The application provides a refund method for mistakenly recharging an offline asset, which is applied to a financial system and comprises the following steps: and after receiving the approval passing message, deducting the commission charge of the preset amount, and sending the commission charge deducting message to the management system.
The application provides a refund method for mistakenly recharging an offline asset, which is applied to a management system and comprises the following steps:
and if the commission fee deduction message is successful in commission fee deduction, receiving the non-online asset return order submitted by the customer service, wherein the non-online asset return order comprises the user ID, and sending the non-online asset return order to the charging and lifting system.
The application provides a refund method for mistakenly recharging an offline asset, which is applied to a recharging and extracting system and comprises the following steps:
if the user recharging address corresponding to the user ID in the offline asset returning order is the receiving address of the txhash, determining a returning request according to the offline asset returning order and the stream order, adding the returning address and the contract address into the returning request, and sending the returning request to a security auditing system; and updating the order and money printing result as successful money printing according to the money printing success message.
The application provides a refund method for the mistaken recharge of an offline asset, which is applied to a security audit system and comprises the following steps:
and receiving a refund request, and if the contract address is approved, sending the refund request to the terminal wallet system.
The application provides a refund method for mistakenly recharging an offline asset, which is applied to a terminal wallet system and comprises the following steps: making a money according to the refund request; and if the money is successfully made, sending a money making success message to the charging and extracting system.
In a specific implementation, the present application further provides a computer storage medium, where the computer storage medium may store a program, and the program may include some or all of the steps in the embodiments of the method for prompting a process of transferring a digital asset address provided by the present invention when executed. The storage medium may be a magnetic disk, an optical disk, a Read-Only Memory (ROM) or a Random Access Memory (RAM).
Those skilled in the art will readily appreciate that the techniques of the embodiments of the present invention may be implemented as software plus a required general purpose hardware platform. Based on such understanding, the technical solutions in the embodiments of the present invention may be essentially or partially implemented in the form of a software product, which may be stored in a storage medium, such as ROM/RAM, magnetic disk, optical disk, etc., and includes several instructions for enabling a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the method according to the embodiments or some parts of the embodiments.
The same and similar parts in the various embodiments in this specification may be referred to each other. In particular, for the embodiments of the secure network middleware for identity authentication and the implementation method and apparatus thereof, since they are substantially similar to the embodiments of the method, the description is simple, and for the relevant points, reference may be made to the description in the embodiments of the method.
The above-described embodiments of the present application do not limit the scope of the present application.
Claims (5)
1. A refund system for the mis-recharge of an off-line asset, comprising: the system comprises a user wallet system, a customer service system, a financial system, a management system, a filling and lifting system, a terminal wallet system and a safety auditing system;
the customer service system is used for acquiring the off-line asset recharging information sent by the user wallet system after receiving the refund request sent by the user terminal, and determining the right of the asset corresponding to the off-line asset recharging information, and if the owner of the asset corresponding to the off-line asset recharging information is determined to be the user and the commission charge larger than or equal to the preset money amount is reserved, initiating the refund approval of the off-line asset; if the non-online asset return approval passes, sending a non-online asset return approval passing message to the financial system;
the financial system is used for deducting the commission charge of the preset amount after receiving the approval passing message and sending the commission charge deduction message to the management system;
the management system is used for receiving an off-line asset return order submitted by a customer service if the fee deduction message is successful in fee deduction, wherein the off-line asset return order comprises a user ID, and sending the off-line asset return order to the charging and lifting system;
the charging and withdrawing system is used for determining a withdrawing request according to the offline asset withdrawing order and the flow order if a user recharging address corresponding to a user ID in the offline asset withdrawing order is a txhash receiving address, and adding the withdrawing address and a contract address into the withdrawing request to send the withdrawing request to the security auditing system if the offline asset withdrawing order is the offline flow order; if the user recharging address corresponding to the user ID in the offline asset returning order is not the receiving address of the txhash, the submitting request is not sent;
the security auditing system is used for receiving the refund request, and if the contract address auditing is passed, the refund request is sent to the terminal wallet system;
the terminal wallet system is used for making money according to the refund request; if the money is successfully printed, sending a money printing success message to the charging and lifting system;
and the charging and withdrawing system is also used for updating the order and money printing result to be successful in money printing according to the money printing success message.
2. The system of claim 1, wherein the security audit system is further configured to send a contract address audit not passed message to the charging and submission system if the contract address audit is not passed;
and the charging and raising system is also used for updating the order and money printing result to be unsuccessful according to the contract address auditing failure message.
3. The system of claim 1, wherein the terminal wallet system is further configured to send an unsuccessful make-out message to the fill-and-lift system if the make-out is unsuccessful;
and the charging and lifting system is also used for updating the order and money printing result to be unsuccessful in money printing according to the unsuccessful money printing message.
4. The system of claim 2 or 3, wherein the replenishment system is further configured to send a result of an unsuccessful wager of funds to a management system;
the management system is also used for judging whether to refund the commission charge after receiving the payment result of unsuccessful payment;
if the fee is returned, sending a return fee message to the customer service system;
the customer service system is also used for initiating the examination and approval of the refund commission charge, and if the examination and approval of the refund commission charge is passed, sending a message of passing the examination and approval of the refund commission charge to the financial system;
the financial system is used for carrying out money transfer according to the refund commission approval message, and if the money transfer is finished, the money transfer finishing message is sent to the management system;
and the management system is also used for marking returned commission charge and closing the off-line asset returning order after receiving the money transfer completion message.
5. A refund method for the mistaken recharge of the non-online asset is applied to a refund system for the mistaken recharge of the non-online asset, and is characterized by comprising the following steps:
after receiving a refund request sent by a user terminal, acquiring non-online asset recharging information sent by a user wallet system, and determining the right of the asset corresponding to the non-online asset recharging information, and if determining that the owner of the asset corresponding to the non-online asset recharging information is a user and a commission charge larger than or equal to a preset amount of money is reserved, initiating the refund approval of the non-online asset; if the assets which are not on-line return and approval pass, sending the assets which are not on-line return and approval pass information to the financial system;
after receiving the approval passing message, deducting the commission charge of the preset amount, and sending the commission charge deducting message to a management system;
if the fee deduction message is successful in fee deduction, receiving an offline asset return order submitted by a customer service, wherein the offline asset return order comprises a user ID, and sending the offline asset return order to a charging and lifting system;
if the user recharging address corresponding to the user ID in the offline asset returning order is the receiving address of the txhash, determining a returning request according to the offline asset returning order and the flow order, and if the offline asset returning order is the offline flow order, adding a returning address and a contract address into the returning request and sending the returning request to a security auditing system; if the user recharging address corresponding to the user ID in the offline asset returning order is not the receiving address of the txhash, the submitting request is not sent;
receiving a refund request, and if the contract address is approved, sending the refund request to a terminal wallet system;
making a money according to the refund request; if the money printing is successful, sending a money printing success message to the charging and extracting system;
and updating the order and money printing result as successful money printing according to the successful money printing message.
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