CN110307225A - A kind of LED display assembly slack adjuster and assembling method - Google Patents
A kind of LED display assembly slack adjuster and assembling method Download PDFInfo
- Publication number
- CN110307225A CN110307225A CN201910658508.3A CN201910658508A CN110307225A CN 110307225 A CN110307225 A CN 110307225A CN 201910658508 A CN201910658508 A CN 201910658508A CN 110307225 A CN110307225 A CN 110307225A
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- led display
- duplicate
- screw hole
- main part
- screw
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- 238000000034 method Methods 0.000 title claims description 13
- 210000003456 pulmonary alveoli Anatomy 0.000 claims description 11
- 230000001105 regulatory effect Effects 0.000 claims description 6
- 241001014327 Anodontia Species 0.000 claims description 5
- 206010002583 anodontia Diseases 0.000 claims description 5
- 230000005212 anodontia Effects 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 3
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012800 visualization Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B5/00—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them
- F16B5/02—Joining sheets or plates, e.g. panels, to one another or to strips or bars parallel to them by means of fastening members using screw-thread
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/33—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
Abstract
A kind of LED display assembly slack adjuster, including main part and duplicate, the main part includes the first connection head for having the first threaded shank of thread clockwise and being fixed on first threaded shank one end, the duplicate includes the second threaded shank and the second connection head with thread counterclockwise, first threaded shank with the first screw hole clockwise opened up on LED display for being threadedly engaged, second counterclockwise screw hole of second threaded shank for opening up on the LED display adjacent with above-mentioned LED display is threadedly engaged, first connection head connect head with described second and is removably secured connection.The present invention simple, main part and duplicate with different hand of spiral by two can fast implement the gap adjustment of cabinet, and changeable, precisely controllable, it is convenient to operate.
Description
Technical field
The present invention relates to assembling technique field, especially a kind of LED display assembly slack adjuster and assembling method.
Background technique
LED display is mutual in advertisement media, culture and sports cause, security protection, smart city (information-based, visualization), intelligence
Dynamic, broadcasting and TV are performed in a radio or TV programme using extensively, and display requires increasingly high definition, also more next to the assembled clearance requirement of display screen unit (cabinet)
It is higher.
It is mostly to carry out assembled fixation by modes such as hoodle, connection sheet or fast locks when existing LED display is installed, spells
Dress gap is controlled mainly by box sizes precision+worker's profession degree, and efficiency and effect are all very unsatisfactory.Traditional assembly
Gap adjustment mode has following two: 1) when assembled LED display cabinet 1, behind the good gap of manual adjustment, lock screw 2 is fixed
Good connection sheet 3 has been kept gap (as shown in Figure 1), and defect is that gap can not precisely adjust, and is adjusted again after fixed difficult；
2) it connects and quickly adjusts lock 4, by tightening fast lock screw, adjustable gap after being transferred to OK range, is fixed,
Have and be used together with connection sheet 3, synchrolock is close to contact pin 3, has kept gap, defect is between can only being turned down by tightening
Gap can not tune up gap.Therefore, needing one kind being capable of quick, the adjusting of easy and gap size LED display assembly gap tune
Regulating device.
Summary of the invention
To solve the above problems, the purpose of the present invention is to provide a kind of LED display assembly slack adjuster and spellings
Dress method.
Technical scheme is as follows:
A kind of LED display assembly slack adjuster, including main part and duplicate, the main part include having spiral shell clockwise
First threaded shank of tooth and the first connection head for being fixed on first threaded shank one end, the duplicate includes with counterclockwise
Second threaded shank of thread and the second connection head, first threaded shank are used for and the first up time for opening up on LED display
Needle screw hole is threadedly engaged, second threaded shank for opening up on the LED display adjacent with above-mentioned LED display second
Screw hole counterclockwise is threadedly engaged, and first connection head connect head with described second and is removably secured connection.
Preferably, first connection head is polygon screw terminal, and the screw terminal is far from first threaded shank
Top has aperture, and the side of the screw terminal offers several third screw holes, and second connection head is opened with described
Hole is mating, and second connection head includes the 4th screw hole corresponding with the third screw hole, the third screw
Main part and duplicate are detachably fixed connection by fixed screw by hole and the 4th screw hole.
Preferably, second connection head includes rod-shaped anodontia part, and the 4th screw hole is provided with the nothing
On tooth part.
Preferably, the screw terminal is regular polygon screw terminal.
Preferably, the third screw hole is sunk screw hole, and the third screw hole is provided with the polygon spiral shell
On one or more sides of silk head.
Preferably, the end of the duplicate is equipped with screwdriver alveolus.
Preferably, first threaded shank is equipped with screwdriver indent far from the end face on first connection head.
A kind of LED display splicing construction, including at least two adjacent LED displays, the left and right of the LED display
Two sides or upper and lower two sides are respectively arranged at least one screw hole clockwise and screw hole counterclockwise, described two adjacent LED
Display screen is fixedly connected by aforementioned any assembled slack adjuster.
Preferably, be respectively arranged at left and right sides of the LED display at least one screw hole clockwise and counterclockwise
Screw hole, the two sides up and down of the LED display are also respectively arranged at least one screw hole clockwise and screw hole counterclockwise.
A kind of LED display assembling method using LED display assembly slack adjuster above-mentioned, including walks as follows
It is rapid:
1) main part and duplicate are screw-coupled to two adjacent LED displays respectively；
2) by two LED displays close to after suitable position, by second the first connection of connection head insertion head, and
Main part and duplicate are connected as by an entirety using fixed screw；
3) by the interconnecting piece of operation main part and duplicate, the thread of turn main part and duplicate enters or exits LED display,
Adjust the gap of two adjacent LEDs display screen；Or pass through operation main part or the screwdriver alveolus turn main part and duplicate of duplicate
Thread enter or exit LED display, adjust the gap of two adjacent LEDs display screen.
Compared with prior art, the present invention includes but is not limited to following technical effect:
1) by two simple, main parts and duplicate with different hand of spiral, the gap of cabinet can be fast implemented
Adjustment, changeable, precisely controllable, it is convenient to operate, and main part and duplicate are detachably connected, when needing to dismantle LED display
When (cabinet), it is only necessary to the connection between main part and duplicate is removed, without by main part and duplicate from LED display (cabinet)
Upper dismounting, meanwhile, main part and duplicate can be screwed onto for a long time on LED display (cabinet), reduce disassembly number of parts, and main part
It will not be lost in transport or disassembly process with duplicate.
2) after the first connection head is fixedly connected with the second connection head, the operation portion of the slack adjuster can be formed,
By operation first connection head polygon screw terminal (such as passing through spanner) can turn main part and duplicate, due to the operation portion
Form the whole middle part of connection positioned at main part and duplicate, thus can more convenient and effortlessly turn main part and duplicate, and
Operating position does not interfere with LED display when the interface portion of two LED displays (cabinet), turn main part and duplicate
The main shield portion of (cabinet) avoids damaging LED display (cabinet) because adjusting gap.
3) gap size of LED display (cabinet) is adjusted come turn main part and duplicate by the screwdriver alveolus of end,
So that (for example, spanner both can be used, spanner is adapted to polygon screw terminal to multiple types of tools, and screwdriver, screwdriver can also be used
Adaptation screwdriver indent) it is used equally for the slack adjuster, it is debugged convenient for the live gap of LED display (cabinet).
4) between this mountable regulating device of the both sides up and down of LED display (cabinet) and the left and right sides, all assembly
Fast accurate adjustment can be achieved in gap.
5) regulating device is small in size, is not take up cabinet space substantially.
Detailed description of the invention
Fig. 1 is existing LED display cabinet erection method one；
Fig. 2 is existing LED display cabinet erection method two；
Fig. 3 is LED display cabinet provided by the invention；
Fig. 4 is the schematic diagram that the assembly of LED display cabinet is used for using assembled slack adjuster provided by the invention；
Fig. 5 is the partial enlarged view in Fig. 4；
Fig. 6 is the schematic diagram using assembled slack adjuster provided by the invention for LED display cabinet after assembled；
Fig. 7 is the partial enlarged view in Fig. 6；
Fig. 8 is the main part schematic diagram of assembled slack adjuster provided by the invention；
Fig. 9 is the duplicate schematic diagram of assembled slack adjuster provided by the invention.
Specific embodiment
This part will be described in specific embodiments of the present invention, and the preferred embodiments of the invention is shown in the accompanying drawings, attached
The effect of figure be with figure remark additionally book word segment description, enable a person to intuitively, visually understand of the invention
Each technical characteristic and overall technical architecture, but it should not be understood as limiting the scope of the invention.
In the description of the present invention, it is to be understood that, be related to orientation description, for example, above and below, front, rear, left and right etc.
The orientation or positional relationship of instruction is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of the description present invention and letter
Change description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation construct and
Operation, therefore be not considered as limiting the invention.
In the description of the present invention, several to be meant that one or more, it is multiple to be meant that two or more, be greater than,
Be less than, more than etc. be interpreted as not including this number, it is above, following, within etc. be interpreted as including this number.If there is being described to first,
Second is only intended to for the purpose of distinguishing technical characteristic, is not understood to indicate or imply relative importance or implicitly indicates institute
The quantity of the technical characteristic of instruction or the precedence relationship for implicitly indicating indicated technical characteristic.
In description of the invention, unless otherwise restricted clearly, the words such as setting, installation, connection be shall be understood in a broad sense, institute
Above-mentioned word in the present invention specific can rationally be determined with the particular content of combination technology scheme by belonging to technical field technical staff
Meaning.
With reference to the accompanying drawing, the embodiment of the present invention is further elaborated.
As shown in figs. 3-9, the assembled slack adjuster of a kind of LED display (cabinet) provided by the invention, including main part
14 and duplicate 15, the main part 14 includes the first threaded shank 16 with thread clockwise (or counterclockwise) and is fixed on described the
The first connection head 22 of one threaded shank, 16 one end, the duplicate 15 include the second spiral shell with thread counterclockwise (or clockwise)
Bar portion 17 and the second connection head 23, first threaded shank 16 are used for and the first up time for opening up on LED display (cabinet)
Needle (or counterclockwise) screw hole 13 is threadedly engaged, and second threaded shank 17 is used for adjacent with above-mentioned LED display (cabinet)
Screw hole 12 is threadedly engaged second opened up on LED display (cabinet) counterclockwise (or clockwise), first connection head
22, which connect head 23 with described second, is removably secured connection.In use, main part 14 and duplicate 15 are first screw-coupled to phase respectively
Main part 14 and duplicate 15, are then led to two LED displays (cabinet) close to suitable position by two adjacent LED displays
The first connection head 22 is crossed to connect head 23 with second and connect into an entirety, by being rotated down, main part 14 and duplicate 15
Thread exits, and two LED display (cabinet) gaps are tuned up；The thread of rotation upwards, main part 14 and duplicate 15 enters, and two
It is turned down in LED display (cabinet) gap.Since then, by two simple, main parts and duplicate with different hand of spiral, i.e.,
The gap adjustment of LED display (cabinet) can be fast implemented, changeable, precisely controllable, it is convenient to operate, and main part 14 and pair
Part 15 is detachably connected, when needing to dismantle LED display (cabinet), it is only necessary to release the connection between main part 14 and duplicate 15
, it is not necessary that main part 14 and duplicate 15 are removed from LED display (cabinet), meanwhile, main part 14 and duplicate 15 can permanent spiral shells
It connects on LED display (cabinet), reduces disassembly number of parts, and main part 14 and duplicate 15 are in transport or disassembly process
It will not lose；In addition, the regulating device is small in size, it is not take up cabinet space substantially.
Preferably, first connection head 22 is polygon screw terminal, and the screw terminal is far from first threaded shank
16 top has aperture 18, and the side of the screw terminal offers several third screw holes 19, second connection head
23 is mating with the aperture 18, and second connection head 23 includes the 4th screw corresponding with the third screw hole 19
Hole 20, the third screw hole 19 and the 4th screw hole 20 are detachably solid by main part 14 and duplicate 15 by fixed screw 21
Fixed connection.In the present embodiment, behind the first connection head 22 and the second connection 23 grafting of head alignment threaded hole, pass through fixed spiral shell
Main part 14 and duplicate 15 are directly connected as entirety by silk 21, and connection/disassembly is easy.Also, the first connection head 22 and second connects
After connector portions 23 are fixedly connected, the operation portion of the slack adjuster can be formed, passes through the polygon of the first connection of operation head 22
Shape screw terminal (such as passing through spanner) can turn main part 14 and duplicate 15, due to the operating position in main part 14 and duplicate 15 formation
Whole middle part, therefore can more convenient and effortlessly turn main part 14 and duplicate 15, and operating position is in two LED
The interface portion of display screen (cabinet) when turn main part 14 and duplicate 15, does not interfere with the main screen portion of LED display (cabinet)
Point, it avoids damaging LED display (cabinet) because adjusting gap.
Preferably, second connection head 23 includes rod-shaped anodontia (i.e. without thread, as shown in Figure 9) part, described
4th screw hole 20 is provided on the anodontia part.
Preferably, the screw terminal is regular polygon screw terminal, is regular hexagon screw terminal further.
Preferably, the third screw hole 19 is sunk screw hole, and the third screw hole 19 is provided with described polygon
On one or more sides of shape screw terminal.
Preferably, the end of the duplicate 15 is equipped with screwdriver alveolus 24, and further, both ends are equipped with screwdriver tooth
Slot.
Preferably, first threaded shank 16 is equipped with screwdriver alveolus (figure far from the end face on first connection head 22
Do not show).
By the way that screwdriver alveolus is arranged in the end of main part 14 or duplicate 15, on the one hand it is convenient for 15 spiral shell of main part 14 or duplicate
It is connected to LED display (cabinet), on the other hand, after main part 14 and connected duplicate 15, can also pass through the screw of their ends
Knife alveolus comes turn main part 14 and duplicate 15, the gap size of LED display (cabinet) is adjusted, so that multiple types of tools (example
Such as, spanner both can be used, spanner is adapted to polygon screw terminal, and screwdriver can also be used, and screwdriver is adapted to screwdriver alveolus)
For the slack adjuster, debugged convenient for the live gap of LED display (cabinet).
A kind of LED display (cabinet) splicing construction, it is described including at least two adjacent LED displays (cabinet) 11
The left and right sides or upper and lower two sides of LED display (cabinet) 11 are respectively arranged at least one screw hole clockwise and anticlockwise,
Described two adjacent LED displays (cabinet) 11 are fixedly connected by assembled slack adjuster above-mentioned.
Preferably, the left and right sides of the LED display (cabinet) 11 is respectively arranged at least one clockwise and inverse time
The two sides up and down of needle screw hole, the LED display (cabinet) 11 are also respectively arranged at least one spiral shell clockwise and anticlockwise
Wire hole.
Since then, in this mountable regulating device of the both sides up and down of LED display (cabinet) and the left and right sides, all assembly
Fast accurate adjustment can be achieved in gap.
A kind of LED display (cabinet) assembling method, using the assembled gap adjustment dress of LED display above-mentioned (cabinet)
It sets, includes the following steps:
1) main part 14 and duplicate 15 are screw-coupled to two adjacent LED displays respectively；
2) by two LED displays (cabinet) close to after suitable position, by second the first connection of connection head 23 insertion
In head 22, and main part 14 and duplicate 15 are connected as by an entirety using fixed screw 21；
3) by the interconnecting piece of operation main part 14 and duplicate 15, the thread of turn main part 14 and duplicate 15 enters or exits
LED display (cabinet) adjusts the gap of two adjacent LEDs display screen (cabinet)；Or pass through operation main part 14 or duplicate 15
Screwdriver alveolus turn main part 14 and duplicate 15 thread enter or exit LED display (cabinet), adjust two adjacent LEDs
The gap of display screen (cabinet).
It is to be illustrated to preferable implementation of the invention, but the invention is not limited to above-mentioned embodiment party above
Formula, those skilled in the art can also make various equivalent variations on the premise of without prejudice to spirit of the invention or replace
It changes, these equivalent deformations or replacement are all included in the scope defined by the claims of the present application.
Claims (10)
1. a kind of LED display assembly slack adjuster, which is characterized in that including main part and duplicate, the main part includes band
There is the first threaded shank of thread clockwise and be fixed on the first connection head of first threaded shank one end, the duplicate includes
With the second threaded shank of thread counterclockwise and the second connection head, first threaded shank is used for and opens up on LED display
The first screw hole clockwise be threadedly engaged, second threaded shank be used for the LED display adjacent with above-mentioned LED display
Second opened up is counterclockwise, and screw hole is threadedly engaged, and first connection head connect head with described second and is removably secured
Connection.
2. device as described in claim 1, which is characterized in that first connection head is polygon screw terminal, the spiral shell
Silk head has aperture far from the top of first threaded shank, and the side of the screw terminal offers several third screw holes,
The second connection head and the aperture are mating, and second connection head includes corresponding with the third screw hole
Main part and duplicate are detachably fixed company by fixed screw by the 4th screw hole, the third screw hole and the 4th screw hole
It connects.
3. device as described in claim 1, which is characterized in that second connection head includes rod-shaped anodontia part, institute
The 4th screw hole is stated to be provided on the anodontia part.
4. device as claimed in claim 2, which is characterized in that the screw terminal is regular polygon screw terminal.
5. device as described in claim 1, which is characterized in that the third screw hole is sunk screw hole, the third
Screw hole is provided on one or more sides of the polygon screw terminal.
6. device as claimed in claim 2, which is characterized in that the end of the duplicate is equipped with screwdriver alveolus.
7. device as claimed in claim 6, which is characterized in that end of first threaded shank far from first connection head
Face is equipped with screwdriver indent.
8. a kind of LED display splicing construction, which is characterized in that including at least two adjacent LED displays, the LED is aobvious
The left and right sides of display screen or upper and lower two sides are respectively arranged at least one screw hole clockwise and screw hole counterclockwise, described two
Adjacent LED display is fixedly connected by assembled slack adjuster as claimed in claim 1 to 7.
9. structure as claimed in claim 8, which is characterized in that be respectively arranged at least at left and right sides of the LED display
One screw hole clockwise and screw hole counterclockwise, it is suitable that the two sides up and down of the LED display are also respectively arranged at least one
Hour hands screw hole and screw hole counterclockwise.
10. a kind of LED display assembling method, which is characterized in that using between LED display assembly as claimed in claim 7
Gap regulating device, includes the following steps:
1) main part and duplicate are screw-coupled to two adjacent LED displays respectively；
2) it by two LED displays close to after suitable position, by second the first connection of connection head insertion head, and uses
Main part and duplicate are connected as an entirety by fixed screw；
3) by the interconnecting piece of operation main part and duplicate, the thread of turn main part and duplicate enters or exits LED display, adjusts
The gap of two adjacent LEDs display screen；Or pass through operation main part or the spiral shell of screwdriver the alveolus turn main part and duplicate of duplicate
Tooth enters or exits LED display, adjusts the gap of two adjacent LEDs display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910658508.3A CN110307225B (en) | 2019-07-19 | 2019-07-19 | LED display screen assembling gap adjusting device and assembling method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910658508.3A CN110307225B (en) | 2019-07-19 | 2019-07-19 | LED display screen assembling gap adjusting device and assembling method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110307225A true CN110307225A (en) | 2019-10-08 |
| CN110307225B CN110307225B (en) | 2020-09-01 |
Family
ID=68080931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910658508.3A Active CN110307225B (en) | 2019-07-19 | 2019-07-19 | LED display screen assembling gap adjusting device and assembling method |
Country Status (1)
| Country | Link |
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| CN (1) | CN110307225B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113450660A (en) * | 2020-04-09 | 2021-09-28 | 重庆康佳光电技术研究院有限公司 | Adjusting mechanism of spliced display screen and spliced display device |
| CN116557400A (en) * | 2023-05-15 | 2023-08-08 | 深圳市丽美光电有限公司 | Install efficient LED display device |
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| CN1174530A (en) * | 1994-11-30 | 1998-02-25 | 伯顿·科扎克 | Factener driving tool insert |
| CN201638492U (en) * | 2010-02-05 | 2010-11-17 | 慧明光电(深圳)有限公司 | Combined mobile display screen |
| CN202348862U (en) * | 2011-11-16 | 2012-07-25 | 刘振亮 | Box body splicing bolt structure |
| CN102737550A (en) * | 2011-04-02 | 2012-10-17 | 深圳市大眼界光电科技有限公司 | LED box body having hoisting adjusting structure |
-
2019
- 2019-07-19 CN CN201910658508.3A patent/CN110307225B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1174530A (en) * | 1994-11-30 | 1998-02-25 | 伯顿·科扎克 | Factener driving tool insert |
| CN201638492U (en) * | 2010-02-05 | 2010-11-17 | 慧明光电(深圳)有限公司 | Combined mobile display screen |
| CN102737550A (en) * | 2011-04-02 | 2012-10-17 | 深圳市大眼界光电科技有限公司 | LED box body having hoisting adjusting structure |
| CN202348862U (en) * | 2011-11-16 | 2012-07-25 | 刘振亮 | Box body splicing bolt structure |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113450660A (en) * | 2020-04-09 | 2021-09-28 | 重庆康佳光电技术研究院有限公司 | Adjusting mechanism of spliced display screen and spliced display device |
| CN116557400A (en) * | 2023-05-15 | 2023-08-08 | 深圳市丽美光电有限公司 | Install efficient LED display device |
| CN116557400B (en) * | 2023-05-15 | 2024-01-26 | 深圳市丽美光电有限公司 | Install efficient LED display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110307225B (en) | 2020-09-01 |
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Effective date of registration: 20210816 Address after: 518000 4th floor, workshop beside Yousheng paper, Wenchuan Road, yingrenshi community, Shiyan street, Bao'an District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Jinhan Semiconductor Technology Co.,Ltd. Address before: 518000 C, 2nd Floor, 10th Building, Xialang Industrial Zone, Heshui Community, Matian Street, Guangming New District, Shenzhen City, Guangdong Province Patentee before: Shenzhen Kemi Sanyou Technology Co.,Ltd. |