CN105161786B - Electronic equipment and its control method - Google Patents
Electronic equipment and its control method Download PDFInfo
- Publication number
- CN105161786B CN105161786B CN201510236614.4A CN201510236614A CN105161786B CN 105161786 B CN105161786 B CN 105161786B CN 201510236614 A CN201510236614 A CN 201510236614A CN 105161786 B CN105161786 B CN 105161786B
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- battery
- electronic equipment
- data
- dynamic strain
- electric signal
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000001514 detection method Methods 0.000 claims abstract description 24
- 239000011159 matrix material Substances 0.000 claims description 17
- 230000005611 electricity Effects 0.000 claims description 8
- 238000010586 diagram Methods 0.000 claims description 3
- 239000010408 film Substances 0.000 description 31
- 230000001174 ascending effect Effects 0.000 description 2
- 239000010409 thin film Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
Abstract
The invention discloses a kind of electronic equipment and its control method, battery, the battery includes battery body and is covered in the dynamic strain sensor film on battery body surface, battery also includes positive pole pin, negative pin, grounding pin, the first detection pin and the second detection pin, first detection pin and the second detection pin electrically connect with dynamic strain film, and dynamic strain sensor film is used for the deformation on the surface of simulated battery body and produces analog electrical signal.By the above-mentioned means, the present invention can accurately and effectively detect the deformation degree of battery surface.
Description
Technical field
The present invention relates to cell safety technical field, more particularly to a kind of electronic equipment and its control method.
Background technology
With the popularization of the electronic equipments such as mobile phone, generally there are some easily to occur exploding in the electronic equipments such as mobile phone
The element of serious safety problem, such as battery, the security for improving and improving electronic equipment is the problem of industry, and electronics is set
The key of standby security is mainly reflected in the improvement for the security for improving the battery inside end product.
Electronic equipment of the prior art does not have the measure of security protection, it is impossible to and accurately detection battery deforms upon,
Battery is caused very big potential safety hazard to be present so that electronic equipment seems the time bomb carried with, and is pacified to the person of people
Threaten entirely.
Accordingly, it is desirable to provide a kind of electronic equipment and its control method, to solve the above problems.
The content of the invention
, can be accurately and effectively the present invention solves the technical problem of a kind of electronic equipment and its control method is provided
Detect the deformation degree of battery surface.
In order to solve the above technical problems, one aspect of the present invention is：A kind of electronic equipment is provided, electronics is set
Standby to include battery, battery includes battery body and is covered in the dynamic strain sensor film on battery body surface, and battery also includes
Positive pole pin, negative pin, grounding pin, the first detection pin and the second detection pin, the first detection pin and the second inspection
Survey pin to electrically connect with dynamic strain film, dynamic strain sensor film is used for the deformation on the surface of simulated battery body and generation
Analog electrical signal, dynamic strain sensor film are that voltage inductance answers thin film electronic equipment also to include analog-digital converter and processor, mould
Number converter is electrically connected by the first detection pin and the second detection pin with dynamic strain sensor film, and processor turns with modulus
Parallel operation electrically connects, and dynamic strain sensor film is used for the deformation on the surface of simulated battery body and produces analog electrical signal, modulus
Converter digital electric signal and sending to processor, processor according to corresponding to producing analog electrical signal is sentenced according to digital electric signal
The deformation degree of disconnected battery body, and corresponding emergency operation is performed according to the deformation degree of battery body, digital electric signal is
Electric signal matrix data, electric signal matrix data include dynamic strain sensor film on diverse location coordinate data and with
Electrical signal data corresponding to coordinate data, the size of electrical signal data are directly proportional to the deformation size of corresponding position.
Wherein, electronic equipment further comprises display screen, and display screen is connected with processor, and processor is further according to telecommunications
Number matrix data three-dimensional coordinate figure and is shown in display screen corresponding to drawing, and the two of which dimension of wherein three-dimensional coordinate figure is
Abscissa and ordinate in the coordinate data of diverse location on state strain sensor film, another dimension is telecommunications number
According to.
Wherein, processor according to the average value of the electrical signal data of diverse location on dynamic strain sensor film, maximum,
The size of at least one of standard deviation judges the deformation degree of battery body.
Wherein, emergency operation includes the charge circuit of cut-out battery or discharge loop, prompting user are changed in battery
At least one.
In order to solve the above technical problems, another technical solution used in the present invention is：The control of a kind of electronic equipment is provided
Method processed, the control method of electronic equipment include：Utilize the table of the battery body of dynamic strain sensor film analog electronic equipment
Analog electrical signal corresponding to the deformation and generation in face；The digital electric signal according to corresponding to producing analog electrical signal；According to digital electricity
Signal judges the deformation degree of battery body；Corresponding emergency operation is performed according to the deformation degree of battery body
Wherein, digital electric signal is electric signal matrix data, and electric signal matrix data is included on dynamic strain sensor film
Diverse location coordinate data and electrical signal data corresponding with coordinate data, the size of electrical signal data and corresponding position
The deformation size put is directly proportional.
Wherein, the step of deformation degree that battery body is judged according to digital electric signal, includes：Sensed according to dynamic strain
The size of at least one of the average value of the electrical signal data of diverse location, maximum, standard deviation judges battery on film
The deformation degree of body.
Wherein, control method further comprises：According to three-dimensional coordinate figure corresponding to the drafting of electric signal matrix data and show
In on the display screen of electronic equipment；Wherein, the two of which dimension of three-dimensional coordinate figure is the difference on dynamic strain sensor film
Abscissa and ordinate in the coordinate data of position, another dimension are electrical signal data.
Wherein, the step of performing corresponding emergency operation according to the deformation degree of battery includes：The charging for cutting off battery is returned
Either discharge loop or prompting user change at least one of battery on road.
The beneficial effects of the invention are as follows：The situation of prior art is different from, the present invention on battery body surface by pasting
Dynamic strain film, the deformation on the surface of simulated battery body simultaneously produce analog electrical signal, and the first detection is set on battery
Pin and the second detection pin are connected with the dynamic strain film, so that the deformation degree of the battery body can be by
Accurately and effectively detect.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of battery of the present invention；
Fig. 2 is the module principle schematic diagram of the embodiment of electronic equipment of the present invention；
Fig. 3 is the flow chart of the embodiment of the control method of electronic equipment of the present invention；
Embodiment
The present invention will be described in detail with reference to the accompanying drawings and examples.
Referring to Fig. 1, Fig. 1 is the structural representation of the embodiment of battery of the present invention.In the present embodiment, battery includes electricity
Pond body 10 and it is covered in the dynamic strain sensor film 11 on the surface of battery body 10, positive pole pin 121, negative pin 122, connects
Ground pin 123, first detects pin 131 and second and detects pin 132.
First detection pin 131 and second detects pin 132 and electrically connected with dynamic strain film 11, and dynamic strain sensing is thin
Film 11 is used for the deformation on the surface of simulated battery body 10 and produces analog electrical signal.It is a power electronic equipment that battery, which is used for,
And electronic equipment confession is electrically connected as by the positive pole pin 121, negative pin 122, grounding pin 123 and electronic equipment of battery
Electricity, and pin 132 is detected by the first detection pin 131 and second and sends analog electrical signal to electronic equipment, with supplied for electronic
Equipment judges the deformation degree of battery body 10, the description specifically seen below.
Preferably, positive pole pin 121, negative pin 122, grounding pin 123, first detect pin 131 and second and examined
Pin 132 is surveyed to be arranged on battery body 10.Preferably, in the present embodiment, battery body 10 is preferably class cuboid-type,
And including four relatively small sides 15 of two relatively large bottom surfaces 14 of area and area.Positive pole pin 121, negative pin
122nd, grounding pin 123, first detects the detection pin 132 of pin 131 and second and is arranged at 10 1 sides of battery body
On 15.
Preferably, dynamic strain sensor film 11 is piezoelectricity sensor film 11.
Fig. 2 is further regarded to incorporated by reference to Fig. 1, Fig. 2 is the module principle schematic diagram of the embodiment of electronic equipment of the present invention.
In the present embodiment, electronic equipment preferably includes the battery in above-described embodiment, and analog-digital converter 16, processor 17, power supply
Administrative unit 18, Tip element 19, display screen 20.
Analog-digital converter 16 detects pin 132 and dynamic strain sensor film 11 by the first detection pin 131 and second
Electrical connection, processor 17 electrically connect with analog-digital converter 16, and dynamic strain sensor film 11 is used for the table of simulated battery body 10
The deformation in face simultaneously produces analog electrical signal, and analog-digital converter 16 digital electric signal and is sent according to corresponding to producing analog electrical signal
To processor 17, processor 17 judges the deformation degree of battery body 10 according to digital electric signal, and according to battery body 10
Deformation degree performs corresponding emergency operation.
Preferably, emergency operation includes the charge circuit of cut-out battery or discharge loop, prompting user are changed in battery
At least one.
Preferably, digital electric signal is electric signal matrix data, and electric signal matrix data includes dynamic strain sensor film
The coordinate data of diverse location on 11 and electrical signal data corresponding with coordinate data, the size of electrical signal data with it is corresponding
Position deformation size it is directly proportional.
Preferably, display screen 20 is connected with processor 17, and processor 17 is further according to the drafting pair of electric signal matrix data
The three-dimensional coordinate figure answered simultaneously is shown in display screen 20, and wherein the two of which dimension of three-dimensional coordinate figure is dynamic strain sensor film
Abscissa and ordinate in the coordinate data of diverse location on 11, another dimension are electrical signal data.
Preferably, processor 17 according to the average value of the electrical signal data of diverse location on dynamic strain sensor film 11,
The size of at least one of maximum, standard deviation judges the deformation degree of battery body 10.With being averaged for electrical signal data
Exemplified by value, for example, ascending set gradually the first deformation threshold value, the second deformation threshold value, then by average value and the first deformation
Threshold value and the second deformation threshold value are compared, if the average value is less than the first deformation threshold value, deformation degree is slight deformation, is carried
The user that wakes up changes battery；If the average bits, between the first deformation threshold value and the second deformation threshold value, deformation degree is moderate
Deformation, user is reminded to change battery, and control electronics enter low power consumpting state；If the average value is more than the second deformation threshold
Value, then deformation degree be gross distortion, immediately cut off battery charge circuit or discharge loop and remind user replacing battery.
For example, PMU 18, Tip element 19 are connected with processor 17, PMU 18 and battery electricity
Connection, processor 17 have judged after the deformation degree of battery body 10 that processor 17 is sent, it is necessary to when reminding the user to change battery
Display signal to display screen 20 and show corresponding word, or send audio controls to Tip element 19, such as prompting list
Member 19 can be loudspeaker.Processor 17 judged after the deformation degree of battery body 10, it is necessary to control electronics enter it is low
During power consumption state, send corresponding control signal to PMU 18, control electronics and enter low power consumpting state；Processing
Device 17 has been judged after the deformation degree of battery body 10, it is necessary to the charge circuit of control electronics cut-out battery or discharge back
Lu Shi, corresponding control signal is sent to PMU 18, control electronics are cut off the charge circuit of battery or put
Electrical circuit.
Referring to Fig. 3, Fig. 3 is the flow chart of the embodiment of the control method of electronic equipment of the present invention.In the present embodiment,
The control method of electronic equipment includes：
Step S11：Deformation and generation using the surface of the battery body of dynamic strain sensor film analog electronic equipment
Corresponding analog electrical signal.
In step s 11, for example, the surface of the battery body 10 using the analog electronic equipment of dynamic strain sensor film 11
Deformation and generation corresponding to analog electrical signal, specifically refer to described above.
Step S12：The digital electric signal according to corresponding to producing analog electrical signal.
In step s 12, for example, using analog-digital converter 16 according to corresponding to producing analog electrical signal digital electric signal,
Specifically refer to described above.
Step S13：The deformation degree of battery body is judged according to digital electric signal.
In step s 13, for example, digital electric signal is electric signal matrix data, electric signal matrix data includes dynamic should
The coordinate data of the diverse location become on sensor film 11 and electrical signal data corresponding with coordinate data, electrical signal data
Size is directly proportional to the deformation size of corresponding position.Processor 17 is further three according to corresponding to being drawn electric signal matrix data
Dimension coordinate figure is simultaneously shown in display screen 20, and wherein the two of which dimension of three-dimensional coordinate figure is on dynamic strain sensor film 11
Abscissa and ordinate in the coordinate data of diverse location, another dimension are electrical signal data.Preferably, processor 17
According at least one of the average value of the electrical signal data of diverse location, maximum, standard deviation on dynamic strain sensor film 11
Size judge the deformation degree of battery body 10.By taking the average value of electrical signal data as an example, for example, ascending set successively
The first deformation threshold value, the second deformation threshold value are put, then by average value compared with the first deformation threshold value and the second deformation threshold value,
If the average value is less than the first deformation threshold value, deformation degree is slight deformation, reminds user to change battery；If the average bits
Between the first deformation threshold value and the second deformation threshold value, then deformation degree deforms for moderate, reminds user to change battery, and control
Electronic equipment enters low power consumpting state；If the average value is more than the second deformation threshold value, deformation degree is gross distortion, is cut immediately
The charge circuit or discharge loop in power-off pond simultaneously remind user to change battery.
Step S14：Corresponding emergency operation is performed according to the deformation degree of battery body.
In step S14, for example, emergency operation includes charge circuit or discharge loop, the prompting user of cut-out battery
Change at least one of battery.For example, processor 17 has been judged after the deformation degree of battery body 10, it is necessary to remind user more
When changing battery, the transmission of processor 17 displays signal to display screen 20 and shows corresponding word, or sends audio controls extremely
Tip element 19, such as Tip element 19 can be loudspeakers.After processor 17 has judged the deformation degree of battery body 10, need
When wanting the control electronics to enter low power consumpting state, send corresponding control signal to PMU 18, control electronics and set
It is standby to enter low power consumpting state；Processor 17 has been judged after the deformation degree of battery body 10, it is necessary to control electronics cut-out electricity
When the charge circuit or discharge loop in pond, corresponding control signal is sent to PMU 18, control electronics are cut
Power off the charge circuit or discharge loop in pond.
The situation of prior art is different from, the present invention is by pasting dynamic strain film, simulation electricity on battery body surface
The deformation on the surface of pond body simultaneously produces analog electrical signal, and on battery set first detection pin and second detection pin with
The dynamic strain film connects, so that the deformation degree of the battery body can be detected accurately and effectively
Embodiments of the present invention are the foregoing is only, are not intended to limit the scope of the invention, it is every to utilize this
The equivalent structure or equivalent flow conversion that description of the invention and accompanying drawing content are made, or directly or indirectly it is used in other correlations
Technical field, it is included within the scope of the present invention.
Claims (8)
1. a kind of electronic equipment, it is characterised in that the electronic equipment includes battery, and the battery includes battery body and pasted
Dynamic strain sensor film on the battery body surface, the battery also include positive pole pin, negative pin, grounding lead
Pin, the first detection pin and the second detection pin, the first detection pin and the second detection pin and the dynamic strain
Film electrically connects, and the dynamic strain sensor film be piezoelectricity sensor film, the electronic equipment also include analog-digital converter with
Processor, the analog-digital converter are sensed by the described first detection pin and the second detection pin with the dynamic strain
Film electrically connects, and the processor electrically connects with the analog-digital converter, and the dynamic strain sensor film is described for simulating
The deformation on the surface of battery body simultaneously produces analog electrical signal, and the analog-digital converter produces corresponding according to the analog electrical signal
Digital electric signal and send to processor, the processor deformation of the battery body judged according to the digital electric signal
Degree, and corresponding emergency operation is performed according to the deformation degree of the battery body, the digital electric signal is electric signal square
Battle array data, the electric signal matrix data include the dynamic strain sensor film on diverse location coordinate data and with
Electrical signal data corresponding to the coordinate data, the size of the electrical signal data is with the deformation size of corresponding position into just
Than.
2. electronic equipment according to claim 1, it is characterised in that the electronic equipment further comprises display screen, institute
State display screen to be connected with the processor, the processor is further three-dimensional according to corresponding to being drawn the electric signal matrix data
Coordinate diagram is simultaneously shown in the display screen, wherein the two of which dimension of the three-dimensional coordinate figure is that dynamic strain sensing is thin
Abscissa and ordinate in the coordinate data of diverse location on film, another dimension are the electrical signal data.
3. electronic equipment according to claim 1, it is characterised in that the processor senses thin according to the dynamic strain
The size of at least one of the average value of the electrical signal data of diverse location, maximum, standard deviation judges the electricity on film
The deformation degree of pond body.
4. electronic equipment according to claim 1, it is characterised in that the charging that the emergency operation includes cut-out battery is returned
Road or discharge loop, user is reminded to change at least one of battery.
5. the control method of a kind of electronic equipment, it is characterised in that the control method of the electronic equipment includes：
Mould corresponding to the deformation on the surface of the battery body of the electronic equipment and generation is simulated using dynamic strain sensor film
Intend electric signal；
The digital electric signal according to corresponding to producing the analog electrical signal；
The deformation degree of the battery body is judged according to the digital electric signal；
Corresponding emergency operation is performed according to the deformation degree of the battery body；
Wherein, the digital electric signal is electric signal matrix data, and the electric signal matrix data includes the dynamic strain sense
Answer the coordinate data of the diverse location on film and electrical signal data corresponding with the coordinate data, the electrical signal data
Size it is directly proportional to the deformation size of corresponding position.
6. control method according to claim 5, it is characterised in that described that the electricity is judged according to the digital electric signal
The step of deformation degree of pond body, includes：
According in the average value of the electrical signal data of diverse location, maximum, standard deviation on the dynamic strain sensor film
The size of at least one judges the deformation degree of the battery body.
7. control method according to claim 6, it is characterised in that the control method further comprises：
According to three-dimensional coordinate figure corresponding to electric signal matrix data drafting and it is shown on the display screen of the electronic equipment；
Wherein, the two of which dimension of the three-dimensional coordinate figure is the coordinate of the diverse location on the dynamic strain sensor film
Abscissa and ordinate in data, another dimension are the electrical signal data.
8. control method according to claim 5, it is characterised in that described that phase is performed according to the deformation degree of the battery
The step of emergency operation answered, includes：
Either discharge loop or prompting user change at least one of battery to the charge circuit of cut-out battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510236614.4A CN105161786B (en) | 2015-05-11 | 2015-05-11 | Electronic equipment and its control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510236614.4A CN105161786B (en) | 2015-05-11 | 2015-05-11 | Electronic equipment and its control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105161786A CN105161786A (en) | 2015-12-16 |
| CN105161786B true CN105161786B (en) | 2017-11-21 |
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ID=54802589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510236614.4A Active CN105161786B (en) | 2015-05-11 | 2015-05-11 | Electronic equipment and its control method |
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| Country | Link |
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| CN (1) | CN105161786B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101038975A (en) * | 2006-03-13 | 2007-09-19 | 株式会社Lg化学 | Battery module having stability means of simple structure |
| CN201898180U (en) * | 2010-10-28 | 2011-07-13 | 中兴通讯股份有限公司 | Lithium ion battery safety accident preventing device and electronic device |
| CN104600388A (en) * | 2015-01-20 | 2015-05-06 | 四川大学 | Method for monitoring safety performances of batteries and capacitors on line |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002117911A (en) * | 2000-10-06 | 2002-04-19 | Nec Mobile Energy Kk | Battery mounted apparatus |
-
2015
- 2015-05-11 CN CN201510236614.4A patent/CN105161786B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101038975A (en) * | 2006-03-13 | 2007-09-19 | 株式会社Lg化学 | Battery module having stability means of simple structure |
| CN201898180U (en) * | 2010-10-28 | 2011-07-13 | 中兴通讯股份有限公司 | Lithium ion battery safety accident preventing device and electronic device |
| CN104600388A (en) * | 2015-01-20 | 2015-05-06 | 四川大学 | Method for monitoring safety performances of batteries and capacitors on line |
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| Publication number | Publication date |
|---|---|
| CN105161786A (en) | 2015-12-16 |
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Address after: 518000 Guangdong city of Shenzhen province Qianhai Shenzhen Hong Kong cooperation zone before Bay Road No. 1 building 201 room A (located in Shenzhen Qianhai business secretary Co. Ltd.) Patentee after: Smart information service (Shenzhen) Co.,Ltd. Address before: 518000 Guangdong city of Shenzhen province Qianhai Shenzhen Hong Kong cooperation zone before Bay Road No. 1 building 201 room A (located in Shenzhen Qianhai business secretary Co. Ltd.) Patentee before: Lingzhi (Shenzhen) Information Service Co.,Ltd. Address after: 518000 Guangdong city of Shenzhen province Qianhai Shenzhen Hong Kong cooperation zone before Bay Road No. 1 building 201 room A (located in Shenzhen Qianhai business secretary Co. Ltd.) Patentee after: Lingzhi (Shenzhen) Information Service Co.,Ltd. Address before: 518000 Guangdong city of Shenzhen province Qianhai Shenzhen Hong Kong cooperation zone before Bay Road No. 1 building 201 room A (located in Shenzhen Qianhai business secretary Co. Ltd.) Patentee before: WEISHIBO INFORMATION SERVICE (SHENZHEN) Co.,Ltd. |
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Effective date of registration: 20201130 Address after: 241000 No.3 Lingyuan Road, Jiujiang District, Wuhu City, Anhui Province Patentee after: Shi Yanhui Address before: 518000 Guangdong city of Shenzhen province Qianhai Shenzhen Hong Kong cooperation zone before Bay Road No. 1 building 201 room A (located in Shenzhen Qianhai business secretary Co. Ltd.) Patentee before: Smart information service (Shenzhen) Co.,Ltd. |
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Effective date of registration: 20220609 Address after: 510000 room d307, building D, No.1 Nanxiang Branch Road, Guangzhou Economic and Technological Development Zone, Guangdong Province Patentee after: Fangtong (Guangzhou) Intelligent Equipment Co.,Ltd. Address before: 241000 No.3, Lingyuan Road, Jiujiang District, Wuhu City, Anhui Province Patentee before: Shi Yanhui |
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