CN110101119A - heating element and electronic cigarette - Google Patents
heating element and electronic cigarette Download PDFInfo
- Publication number
- CN110101119A CN110101119A CN201910361765.0A CN201910361765A CN110101119A CN 110101119 A CN110101119 A CN 110101119A CN 201910361765 A CN201910361765 A CN 201910361765A CN 110101119 A CN110101119 A CN 110101119A
- Authority
- CN
- China
- Prior art keywords
- metal fiber
- fiber felt
- electronic cigarette
- tobacco tar
- heater
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000003571 electronic cigarette Substances 0.000 title claims abstract description 47
- 238000010438 heat treatment Methods 0.000 title abstract description 11
- 229910052751 metal Inorganic materials 0.000 claims abstract description 75
- 239000002184 metal Substances 0.000 claims abstract description 75
- 239000000835 fiber Substances 0.000 claims abstract description 66
- 235000002637 Nicotiana tabacum Nutrition 0.000 claims abstract description 36
- 238000000034 method Methods 0.000 claims abstract description 11
- 229920000914 Metallic fiber Polymers 0.000 claims description 16
- 230000008569 process Effects 0.000 claims description 7
- 229910001220 stainless steel Inorganic materials 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 206010037660 Pyrexia Diseases 0.000 claims description 4
- 238000005245 sintering Methods 0.000 claims description 4
- HZEWFHLRYVTOIW-UHFFFAOYSA-N [Ti].[Ni] Chemical compound [Ti].[Ni] HZEWFHLRYVTOIW-UHFFFAOYSA-N 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 229910000856 hastalloy Inorganic materials 0.000 claims description 3
- -1 iron-chromium-aluminum Chemical compound 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 240000007594 Oryza sativa Species 0.000 claims description 2
- 235000007164 Oryza sativa Nutrition 0.000 claims description 2
- 230000013011 mating Effects 0.000 claims description 2
- 235000009566 rice Nutrition 0.000 claims description 2
- 244000061176 Nicotiana tabacum Species 0.000 claims 1
- 238000003475 lamination Methods 0.000 claims 1
- 241000208125 Nicotiana Species 0.000 abstract description 35
- 235000019504 cigarettes Nutrition 0.000 abstract description 6
- 239000007788 liquid Substances 0.000 abstract description 6
- 239000000919 ceramic Substances 0.000 abstract description 5
- 238000000889 atomisation Methods 0.000 abstract description 3
- 229910010293 ceramic material Inorganic materials 0.000 description 6
- 238000002663 nebulization Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- SNICXCGAKADSCV-JTQLQIEISA-N (-)-Nicotine Chemical compound CN1CCC[C@H]1C1=CC=CN=C1 SNICXCGAKADSCV-JTQLQIEISA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 229960002715 nicotine Drugs 0.000 description 2
- SNICXCGAKADSCV-UHFFFAOYSA-N nicotine Natural products CN1CCCC1C1=CC=CN=C1 SNICXCGAKADSCV-UHFFFAOYSA-N 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 244000251953 Agaricus brunnescens Species 0.000 description 1
- 235000001674 Agaricus brunnescens Nutrition 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000000222 aromatherapy Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004814 ceramic processing Methods 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 238000009841 combustion method Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002609 medium Substances 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- A24F47/008—
Abstract
The invention relates to a heating body and an electronic cigarette. A heat-generating body, comprising: the metal fiber felt is provided with a porous structure and is used for atomizing target liquid after heating. Compared with the traditional ceramic core heating body, the heating body comprises a metal fiber felt with a porous structure, can be fully contacted with the target liquid to be atomized, can be fully contacted with the tobacco tar of the electronic cigarette when the target liquid is the tobacco tar of the electronic cigarette, and has higher atomization efficiency; and its hole is the through-hole, compares in traditional heat-generating body, and the tobacco tar of heating electron cigarette carries out the in-process that atomizes to it, and the phenomenon in stifled hole can be avoided burning and forming to the tobacco tar of electron cigarette futilely to avoid the tobacco tar runner not smooth, user experience is better.
Description
Technical field
The present invention relates to electronic cigarette technical fields, more particularly to a kind of heater and electronic cigarette.
Background technique
Ceramic core atomizer is often used in traditional electronic cigarette, it is that (pore size about 20 is micro- for micropore that ceramic core, which is atomized main body,
Rice~100 microns) sintered ceramic material, by the surface of ceramic material using thick film print technology or in ceramic material
Superficial face embedment metal heating wire, sheet metal and form the heater of electronic cigarette.But metal heating wire, sheet metal are formed
Heater be all solid heater, after being driven by electric current, being come into full contact with tobacco tar inside heater, and not
The metal heating wire or sheet metal of the outer surface Nian Jie with ceramic material do not contact tobacco tar but still fever, to generate more
Idle work, nebulization efficiency is low.
Summary of the invention
Based on this, it is necessary to for the low problem of traditional heater nebulization efficiency, provide a kind of heater and electronic cigarette.
A kind of heater, comprising:
Metal fiber felt with porous structure, the metal fiber felt is for being atomized target liq after generating heat.
The hole in the metal fiber felt is through-hole in one of the embodiments,.
The range of the porosity of the metal fiber felt is 50%~90% in one of the embodiments,.
The metal fiber felt is made of more conductive metallic fibers in one of the embodiments,.
In one of the embodiments, the conductive metallic fiber include stainless steel metal fibre, iron-chromium-aluminum metal fiber,
At least one of titanium nickel metallic fiber, nickel metallic fiber and Hastelloy fiber.
The more conductive metallic fibers are by being chopped, mating formation, being laminated and high temperature sintering in one of the embodiments,
The metal fiber felt is made in technique.
The diameter range of the metal fiber felt is 2 microns~50 microns in one of the embodiments,.
The thickness range of the metal fiber felt is 0.1 millimeter~1 millimeter in one of the embodiments,.
The diameter range of the metal fiber felt mesoporous is 3 microns~100 microns in one of the embodiments,.
A kind of electronic cigarette in one of the embodiments, including electronic cigarette ontology further include as above any fever
Body, the heater is for being atomized the tobacco tar of the electronic cigarette.
Above-mentioned heater, for being atomized after generating heat to target liq, relative to traditional ceramic core heater, packet
The metal fiber felt with porous structure is included, can be come into full contact with target liq to be atomized, when target liq is electronic cigarette
When tobacco tar, it can be come into full contact with the tobacco tar of electronic cigarette, nebulization efficiency is higher.
Detailed description of the invention
Fig. 1 is schematic diagram of the metal fiber felt under microscope high-amplification-factor in an embodiment.
Fig. 2 is schematic diagram of the metal fiber felt under microscope low magnification in an embodiment.
Fig. 3 is the pictorial diagram of the metal fiber felt in an embodiment.
Specific embodiment
It is with reference to the accompanying drawings and embodiments, right in order to which the objects, technical solutions and advantages of the application are more clearly understood
The application is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the application, and
It is not used in restriction the application.
In the description of the present application, it is to be understood that term " center ", " transverse direction ", "upper", "lower" "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom", "inner" and "outside" is side based on the figure
Position or positional relationship are merely for convenience of description the application and simplify description, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.This
Outside, it should be noted that when element is referred to as " being formed on another element ", it can be directly connected on another element or
Person may be simultaneously present centering elements.When an element is considered as " connection " another element, it be can be directly connected to separately
One element exists simultaneously centering elements.On the contrary, there is no centres when element is referred to as " directly existing " another element "upper"
Element.
In one embodiment, a kind of heater is for being atomized target liq after generating heat.With the hair in the present embodiment
Hot body is applied in electronic cigarette, and for carrying out atomization citing to the tobacco tar of electronic cigarette.In other embodiments, the heater
Can be applied to be atomized other target liqs, including and be not limited only to electronic cigarette tobacco tar containing nicotine, without the electricity of nicotine
Sub- cigarette tobacco tar, daily champignon class atomized liquid, Vehicular aromatherapy class atomized liquid, medical atomized liquid etc..
Wherein, heater includes the metal fiber felt 10 with porous structure, and metal fiber felt 10 is not under the microscope through
Referring to Fig. 1 and Fig. 2 with the amplified picture of magnification ratio, pictorial diagram is referring to Fig. 3.More conductive metallic fibers 110 are interlaced,
Multiple holes 120 are formed in metal fiber felt, that is, form the metal fiber felt 10 of porous structure.Hole in metal fiber felt 10
Structure can be arbitrarily devised, for example be designed to circular hole, square hole or irregular hole as shown in Figure 2 etc..Due to electronic cigarette
Surface tension, capillarity and the stronger oleophylic ability of metal fiber felt 10 of tobacco tar, keep the tobacco tar of electronic cigarette abundant
Be attached to around metal fiber felt 10.In the present embodiment, the porosity of metal fiber felt 10 is up to 50%~90%, makes
The tobacco tar for obtaining electronic cigarette can not only be attached to the surface of metal fiber felt 10, can also sufficiently be infiltrated in metal fiber felt 10
In the hole 110 in portion, make the bigger than table contact area of metal fiber felt 10 and the tobacco tar of electronic cigarette, and the metal of porous structure
Fibrofelt 10 also has the advantages that dust containing capacity is big.
Metal fiber felt 10 is chopped, mats formation, being laminated for the more processes of conductive metallic fibers 110 and high-sintering process system
At, conductive metallic fiber 110 include stainless steel metal fibre, iron-chromium-aluminum metal fiber, titanium nickel metallic fiber, nickel metallic fiber with
And at least one of Hastelloy fiber, manufactured metal fiber felt 10 have stronger conductive exothermal ability, and density
It is small and have good shock resistance and high temperature resistant property, be conducive to improve using the heater electronic cigarette globality
Energy.Optionally, use stainless steel metal fibre as the making material of metal fiber felt 10.Stainless steel refers to resistance to air, steam, water
Etc. the steel of the chemical etchings medium such as weak corrosive medium and acid, alkali, salt, also known as stainless acid resistant steel.Stainless steel metal fibre is reason
The material of the high temperature resistant, corrosion-resistant, high-precision production metal fiber felt 10 thought, uses stainless steel metal fibre as metal fibre
The material for tieing up felt 10 prolongs its service life the replacement cycle length of metal fiber felt 10 i.e..
It is appreciated that 10 conductive exothermal of metal fiber felt is simultaneously right after power supply is that metal fiber felt 10 provides driving current
The tobacco tar for the electronic cigarette being in contact with it is atomized.Since the tobacco tar of heater and electronic cigarette in above-mentioned heater can sufficiently connect
Touching makes the tobacco tar of electronic cigarette and heater form efficient heat transfer, heat exchange system, to have more relative to traditional electronic cigarette
High nebulization efficiency, and the heat that heater generates can dispersedly pass to tobacco tar, and the hole 110 left after tobacco tar evaporation is again
It constantly supplements through capillary action, thus the case where avoiding frying oil appearance, the tobacco tar of the electronic cigarette in addition come into full contact with it
It can also be effectively reduced the operating temperature of heater, to be unlikely to because heat-transfer behavior deterioration causes fever temperature to rise to
Height, the tobacco tar for avoiding excessive temperature from making electronic cigarette are cracked to generate the multiple harmful substances such as formaldehyde.In the present embodiment, using storage
Power supply of the battery as heater can also reduce the power output of battery by the promotion of nebulization efficiency, to improve storage
The cruising ability of battery.In other embodiments, charging interface also can be set, and using charging interface external power supply to replace
Battery is heater power supply, can also play the role of using electricity wisely.
In the present embodiment, the hole in metal fiber felt 10 is through-hole, therefore it also has the advantages that good penetrability.It is optional
Ground, the diameter range of hole 120 is 3 microns~100 microns in metal fiber felt 10.Traditional electronic cigarette is made using ceramic material
For heater, and its micro-pore diameter of control and distribution density that the pore-creating sintering process of ceramic material cannot be fully effective, due to
The reasons such as tobacco tar cracking, poly chain, are easy blocking microporous and form blind hole, when eventually leading to atomization under the high-temperature heating of heater
Tobacco tar runner is unsmooth, and forms " paste bullet ", changes mouthfeel.And above-mentioned heater is by more conductive metallic fibers 110 by adding
The metal fiber felt 10 that work technique is formed, metal fiber felt 10 have multiple through-holes, compared to traditional heater, in heating electricity
During the tobacco tar of sub- cigarette is atomized it, through-hole can to avoid electronic cigarette tobacco tar dry combustion method and the phenomenon that form plug-hole,
To avoid tobacco tar runner unsmooth, user experience is more preferable.
In the present embodiment, metal fiber felt 10 is flexible metal fibrofelt, easy to process, molding and welding, and can
Metal fiber felt 10 is folded into arbitrary shape.Such as when applied in electronic cigarette, can be carried out folding makes its volume
It is small as far as possible to adapt to electronic cigarette compact the characteristics of and be folded into arbitrary shape to adapt to inside electronic cigarette
Design feature.
In the present embodiment, the diameter range of metal fiber felt 10 is 2 microns~50 microns.When making metal fiber felt 10
It is made on cylindricality utensil, the diameter range of the utensil is 2 microns~50 microns, the i.e. diameter range of metal fiber felt 10
It is 2 microns~50 microns.Optionally, the thickness range of metal fiber felt 10 is 0.1 millimeter~1 millimeter, and one layer of gold can be used
Belong to fibrofelt 10 and be used as heater, in other embodiments, the superposition of multiple layer metal fibrofelt 10 can be used as heater.And
And in the present embodiment, 120 density of hole of metal fiber felt 10 is easily controllable, can set according to actual needs to it
It sets.
The application also provides a kind of electronic cigarette, including electronic cigarette ontology and above-mentioned heater.Heater is set to electronics
In cigarette ontology, heater is for being atomized the tobacco tar of electronic cigarette after generating heat.Heater in electronic cigarette includes with porous
The flexible metal fibrofelt 10 of structure, large specific surface area, relative density is small, cost performance is high, and has good filtering, heat transfer
And the advantages that mechanical property, easy to process, molding and welding also help electronics to simplify the process flow for producing electronic cigarette
The design of cigarette small size and the cost for reducing electronic cigarette, and the ratio table of the tobacco tar of porosity height and electronic cigarette is than table contact surface
Product is bigger compared to traditional heater, is conducive to the nebulization efficiency for improving electronic cigarette, is avoided that the office of the heater of electronic cigarette
Temperature excessively high crack so as to cause tobacco tar in portion's generates the harmful substances such as formaldehyde, and sends out compared to such as traditional ceramic main body complexed metal
The mode of heated filament or sheet metal, the plug-hole that tobacco tar cracking, poly chain will not be promoted to be formed due to ceramic processing technology or high temperature are existing
As, so as to avoid Atmized electronic cigarrette tobacco tar when form " paste bullet " since tobacco tar runner is unsmooth and influence the mouthfeel of electronic cigarette, use
It experiences more at family.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. a kind of heater characterized by comprising
Metal fiber felt with porous structure, the metal fiber felt is for being atomized target liq after generating heat.
2. heater according to claim 1, which is characterized in that the hole in the metal fiber felt is through-hole.
3. heater according to claim 1, which is characterized in that the range of the porosity of the metal fiber felt is 50%
~90%.
4. heater according to claim 1, which is characterized in that the metal fiber felt is by more conductive metallic fiber systems
At.
5. heater according to claim 4, which is characterized in that the conductive metallic fiber includes stainless steel metal fibre
At least one of dimension, iron-chromium-aluminum metal fiber, titanium nickel metallic fiber, nickel metallic fiber and Hastelloy fiber.
6. heater according to claim 4, which is characterized in that the more conductive metallic fibers by being chopped, mating formation,
The metal fiber felt is made in lamination and high-sintering process.
7. heater according to claim 1, which is characterized in that the diameter range of the metal fiber felt be 2 microns~
50 microns.
8. heater according to claim 1, which is characterized in that the thickness range of the metal fiber felt is 0.1 millimeter
~1 millimeter.
9. heater according to claim 1, which is characterized in that the diameter range of the metal fiber felt mesoporous is 3 micro-
Rice~100 microns.
10. a kind of electronic cigarette, including electronic cigarette ontology, which is characterized in that further include any fever of claim 1~9
Body, the heater is for being atomized the tobacco tar of the electronic cigarette.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910361765.0A CN110101119A (en) | 2019-04-30 | 2019-04-30 | heating element and electronic cigarette |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910361765.0A CN110101119A (en) | 2019-04-30 | 2019-04-30 | heating element and electronic cigarette |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110101119A true CN110101119A (en) | 2019-08-09 |
Family
ID=67487876
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910361765.0A Pending CN110101119A (en) | 2019-04-30 | 2019-04-30 | heating element and electronic cigarette |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110101119A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110652049A (en) * | 2019-11-07 | 2020-01-07 | 深圳市锐丽科技有限公司 | Composite material for electronic cigarette atomizer, electronic cigarette atomizer and electronic cigarette |
| CN110720675A (en) * | 2019-10-18 | 2020-01-24 | 深圳麦克韦尔科技有限公司 | Heating element, preparation method thereof and electronic cigarette |
| CN111000295A (en) * | 2019-11-07 | 2020-04-14 | 深圳市锐丽科技有限公司 | Electronic cigarette atomizer and electronic cigarette |
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| US3769086A (en) * | 1970-11-13 | 1973-10-30 | Schladitz Whiskers Ag | Porous, electrically conductive member |
| CN106974324A (en) * | 2017-05-19 | 2017-07-25 | 深圳市新宜康科技有限公司 | Electronic cigarette atomizing cored structure and electronic smoke atomizer by heat generating components of metal felt |
| CN107373767A (en) * | 2017-08-28 | 2017-11-24 | 云南中烟工业有限责任公司 | A kind of metallic fiber atomization core, atomizer and electronic cigarette |
| CN107373770A (en) * | 2017-08-28 | 2017-11-24 | 云南中烟工业有限责任公司 | A kind of tabular oil storage and the electronic cigarette to generate heat |
| CN107440159A (en) * | 2017-08-28 | 2017-12-08 | 云南中烟工业有限责任公司 | A kind of pumping equipment with sheet of metal fibers |
| CN207285207U (en) * | 2017-08-28 | 2018-05-01 | 云南中烟工业有限责任公司 | A kind of electronic cigarette from Oil Guide |
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2019
- 2019-04-30 CN CN201910361765.0A patent/CN110101119A/en active Pending
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|---|---|---|---|---|
| US3769086A (en) * | 1970-11-13 | 1973-10-30 | Schladitz Whiskers Ag | Porous, electrically conductive member |
| CN106974324A (en) * | 2017-05-19 | 2017-07-25 | 深圳市新宜康科技有限公司 | Electronic cigarette atomizing cored structure and electronic smoke atomizer by heat generating components of metal felt |
| CN107373767A (en) * | 2017-08-28 | 2017-11-24 | 云南中烟工业有限责任公司 | A kind of metallic fiber atomization core, atomizer and electronic cigarette |
| CN107373770A (en) * | 2017-08-28 | 2017-11-24 | 云南中烟工业有限责任公司 | A kind of tabular oil storage and the electronic cigarette to generate heat |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110720675A (en) * | 2019-10-18 | 2020-01-24 | 深圳麦克韦尔科技有限公司 | Heating element, preparation method thereof and electronic cigarette |
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| CN111000295A (en) * | 2019-11-07 | 2020-04-14 | 深圳市锐丽科技有限公司 | Electronic cigarette atomizer and electronic cigarette |
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Effective date of registration: 20220507 Address after: 518100 zone 005, 1801b, building C2, Nanshan Zhiyuan, No. 1001, Xueyuan Avenue, Changyuan community, Taoyuan Street, Nanshan District, Shenzhen, Guangdong Province Applicant after: Shenzhen Ruili Technology Co.,Ltd. Address before: 518101 Room 302, floor 3, block a, Huafeng science and technology commerce building, No. 1003, Xin'an Sixth Road, Bao'an District, Shenzhen, Guangdong Province Applicant before: Wu Pengfei |
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