CN109992133A - Production method, touch tablet and the electric terminal of touch tablet - Google Patents
Production method, touch tablet and the electric terminal of touch tablet Download PDFInfo
- Publication number
- CN109992133A CN109992133A CN201711487212.7A CN201711487212A CN109992133A CN 109992133 A CN109992133 A CN 109992133A CN 201711487212 A CN201711487212 A CN 201711487212A CN 109992133 A CN109992133 A CN 109992133A
- Authority
- CN
- China
- Prior art keywords
- touch tablet
- circuit layer
- conductive circuit
- conductive
- conductive material
- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M1/00—Inking and printing with a printer's forme
- B41M1/12—Stencil printing; Silk-screen printing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
- G06F3/03547—Touch pads, in which fingers can move on a surface
Abstract
The invention discloses a kind of production methods of touch tablet comprising following steps: providing substrate；The first conductive material is printed in substrate surface and is formed by curing the first conductive circuit layer；The first insulating materials is printed in the first conductive circuit layer and is formed by curing the first insulating layer of the first conductive circuit layer of covering；The second conductive material is printed on the first insulating layer and is formed by curing the second conductive circuit layer, and the first conductive circuit layer connects the second conductive circuit layer；With printed in the second conductive circuit layer the second insulating materials and be formed by curing covering the second conductive circuit layer second insulating layer.In addition, the invention also discloses a kind of touch tablet and electric terminals.The production method of the touch tablet of implementation method of the present invention, using printing technology, equipment is simple, and production cost is low, meanwhile, the thickness controllability of touch tablet is stronger, and touch tablet can be accomplished more frivolous.
Description
Technical field
The present invention relates to touching technique field, in particular to a kind of production method of touch tablet, touch tablet and electric terminal.
Background technique
It in the related art, include patch photoresist, exposure, development, etching for the manufacturing process of the touch tablet of non-display class
With the processes such as via hole, process flow is more complex, and production cost is higher.And since technique limits, touch tablet is thicker, is unfavorable for
Finished product does thin.
Summary of the invention
Embodiments of the present invention provide production method, touch tablet and the electric terminal of a kind of touch tablet.
The production method of the touch tablet of embodiment of the present invention, comprising the following steps:
Substrate is provided；
The first conductive material is printed in the substrate surface and is formed by curing the first conductive circuit layer；
The first insulating materials is printed in first conductive circuit layer and is formed by curing covering first conducting wire
First insulating layer of layer；
The second conductive material is printed on the first insulating layer and is formed by curing the second conductive circuit layer, and described first leads
Electric line layer connects second conductive circuit layer；With
The second insulating materials is printed in second conductive circuit layer and is formed by curing covering second conducting wire
The second insulating layer of layer.
The production method of the touch tablet of embodiment of the present invention, using printing technology, equipment is simple, and production cost is low, together
When, the thickness controllability of touch tablet is stronger, and touch tablet can be accomplished more frivolous.
In some embodiments, first conductive material and second conductive material are solid by air cooking
Change.
In this way, the first conductive material is formed by curing the first conductive circuit layer, the second conductive material is formed by curing second
Conductive circuit layer.
In some embodiments, first insulating materials and second insulating materials are solidified by UV.
In this way, the first insulating materials is formed by curing the first insulating layer, the second insulating materials is formed by curing the second insulation
Layer.
In some embodiments, first conductive material and second conductive material are identical or different, and described
One conductive material includes the one of which of conductive silver paste and graphene, and second conductive material includes the conductive silver paste and institute
State the one of which of graphene.
In this way, conductive silver paste and the equal electric conductivity of graphene are good, formed first is printed by conductive silver paste or graphene
Conductive circuit layer and the second conductive circuit layer good conductivity.
In some embodiments, first conductive circuit layer includes the first Petting Area and first lead area, and described the
Two conductive circuit layers include the second Petting Area and the second lead district, and first Petting Area is corresponding with second Petting Area to be set
It sets, second lead district is correspondingly arranged and connect with the first lead area.
In this way, the second lead district is connect with first lead area, first lead area connection flexible circuit board can transmit telecommunications
Number to flexible circuit board.
In some embodiments, first insulating layer is formed with through-hole, described when printing second conductive material
Second conductive material fills the through-hole to form the connecting line for connecting the first lead area and second lead district.
In this way, the second lead district is connect with first lead area by filling the connecting line of the through-hole of the first insulating layer.
In some embodiments, when printing first insulating materials, second lead district and described are avoided
The position of one lead district connection, when printing second conductive material, second conductive material is in first insulating layer
Edge forms the connecting line for connecting the first lead area.
In this way, the second lead district is connect with first lead area by the connecting line formed at the first insulating layer edge.
In some embodiments, when printing second insulating materials in second conductive circuit layer, institute is utilized
It states the second insulating materials and covers the connecting line.
In this way, avoiding connecting line is exposed from being oxidized easily in air.
The touch tablet of embodiment of the present invention, including substrate and the first conductor wire sequentially formed on the substrate surface
Road floor, the first insulating layer, the second conductive circuit layer and second insulating layer, first conductive circuit layer, first insulation
Layer, second conductive circuit layer and the second insulating layer are formed by printing technology.
The touch tablet of embodiment of the present invention, conductive circuit layer and insulating layer are formed by printing technology, device therefor letter
Single, production cost is low, meanwhile, the thickness controllability of touch tablet is stronger, and touch tablet can be accomplished more frivolous.
The electric terminal of embodiment of the present invention, including touch tablet described in above embodiment.
The electric terminal of embodiment of the present invention, the conductive circuit layer and insulating layer of touch tablet pass through printing technology shape
At, device therefor is simple, and production cost is low, meanwhile, the thickness controllability of touch tablet is stronger, touch tablet can accomplish it is more frivolous,
Conducive to the miniaturization of electric terminal volume.
Additional aspect and advantage of the invention will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect and advantage of the invention is from combining in description of the following accompanying drawings to embodiment by change
It obtains obviously and is readily appreciated that, in which:
Fig. 1 is the flow diagram of the production method of the touch tablet of embodiment of the present invention；
Fig. 2 is the structural schematic diagram of the touch tablet of embodiment of the present invention；
Fig. 3 is another structural schematic diagram of the touch tablet of embodiment of the present invention；
Fig. 4 is the structural schematic diagram of the electric terminal of embodiment of the present invention.
Main element symbol description:
Electric terminal 1000, touch tablet 100, substrate 10, the first conductive circuit layer 20, the first Petting Area 22, first lead
Area 24, the first insulating layer 30, through-hole 32, the second conductive circuit layer 40, the second Petting Area 42, the insulation of the second lead district 44, second
Layer 50, connecting line 60.
Specific embodiment
Embodiments of the present invention are described below in detail, the example of the embodiment is shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and for explaining only the invention, and is not considered as limiting the invention.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise " 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 simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with spy
Fixed orientation construction and operation, therefore be not considered as limiting the invention.In addition, term " first ", " second " are only used for
Purpose is described, relative importance is not understood to indicate or imply or implicitly indicates the quantity of indicated technical characteristic.
" first " is defined as a result, the feature of " second " can explicitly or implicitly include one or more feature.?
In description of the invention, the meaning of " plurality " is two or more, unless otherwise specifically defined.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected.It can
To be mechanical connection, it is also possible to be electrically connected.It can be directly connected, can also can be indirectly connected through an intermediary
The interaction relationship of connection or two elements inside two elements.It for the ordinary skill in the art, can be with
The concrete meaning of above-mentioned term in the present invention is understood as the case may be.
Also referring to Fig. 1 to Fig. 3, the production method of the touch tablet 100 of embodiment of the present invention, comprising the following steps:
S10: substrate 10 is provided；
S20: in 10 the first conductive material of surface printing of substrate and it is formed by curing the first conductive circuit layer 20；
S30: printing the first insulating materials in the first conductive circuit layer 20, and is formed by curing the first conductive circuit layer of covering
20 the first insulating layer 30；
S40: printing the second conductive material on the first insulating layer 30 and is formed by curing the second conductive circuit layer 40, and first leads
Electric line layer 20 connects the second conductive circuit layer 40；With
S50: printing the second insulating materials in the second conductive circuit layer 40 and is formed by curing the second conductive circuit layer of covering
40 second insulating layer 50.
The production method of the touch tablet 100 of embodiment of the present invention, using printing technology, equipment is simple, and production cost is low,
Meanwhile the thickness controllability of touch tablet 100 is stronger, touch tablet 100 can be accomplished more frivolous.
It is appreciated that the production method of touch tablet 100 is used to make the touch tablet of non-display class.In the related art, it uses
Include the processes such as patch photoresist, exposure, development, etching and via hole in the manufacturing process of the touch tablet of non-display class.Of the invention real
It applies in mode, touch tablet 100 is made of printing technology, including print and solidify, process flow is simple and used sets
It is standby simple, to reduce production cost.Meanwhile the manufacturing process of touch tablet 100 does not need to etch, and avoids using corrosivity
Strong chemical solution, to reduce the pollution to environment.
Further, the conductive circuit layer of touch tablet 100 and insulating layer, which pass through, prints, the thickness of touch tablet 100
Controllability is stronger.For example, substrate 10 can choose 23 microns or thinner PET film, the first conductive circuit layer 20 and second
The thickness control of conductive circuit layer 40 is between 3 to 5 microns or thinner, the thickness of the first insulating layer 30 and second insulating layer 50
Can be less than 10 microns, the overall thickness of touch tablet 100 can control in 50 microns.Certainly, the thickness of each layer of touch tablet 100
It can be determine according to actual needs.
In some embodiments, printing includes silk-screen printing.
In this way, the equipment of silk-screen printing is simple and easy to operate, printing cost is cheap.
It is appreciated that silk-screen printing can pass through ink using screen printing forme areas mesh, non-graphic part mesh is not
It can be printed through the principle of ink.When printing, ink is poured into one end of screen printing forme, with scraper plate on screen printing forme
Ink position applies certain pressure, while at the uniform velocity moving towards the screen printing forme other end, and ink is on the move by scraper plate from picture and text portion
It is expressed on stock in the mesh divided.Silk-screen printing is adaptable, can print on rigid substrate, can also be on flexible parent metal
Printing.
In some embodiments, the first conductive material and the second conductive material are solidified by air cooking.
In this way, the first conductive material is formed by curing the first conductive circuit layer 20, the second conductive material is formed by curing
Two conductive circuit layers 40.
It is appreciated that needed after the first conductive material and the second print conductive materials it is fast curing-formed, using hot wind
Curing to after printing the first conductive material and the second conductive material carry out air cooking solidification.Specifically, hot wind baking is carried out
Baking cured temperature can be 110 to 150 degrees Celsius, and the time can be 8 to 12 minutes, it is preferable that carry out the cured temperature of air cooking
Degree is 130 degrees Celsius, and the time is 10 minutes.
In some embodiments, the first insulating materials and the second insulating materials are solidified by UV.
In this way, the first insulating materials is formed by curing the first insulating layer 30, the second insulating materials is formed by curing second absolutely
Edge layer 50.
It is appreciated that the first insulating materials and the second insulating materials printing after need it is fast curing-formed, using UV
(Ultra VioletRay, ultraviolet light) lamp to after printing the first insulating materials and the second insulating materials carry out UV solidification.Specifically
Ground, when carrying out UV solidification, the UV energy of UV lamp transmitting can be 800 to 1200 millijoules, it is preferable that the ultraviolet light of UV lamp transmitting
Energy is 1000 millijoules.
In some embodiments, the first conductive material and the second conductive material are identical or different, the first conductive material packet
The one of which of conductive silver paste and graphene is included, the second conductive material includes the one of which of conductive silver paste and graphene.
In this way, conductive silver paste and the equal electric conductivity of graphene are good, formed first is printed by conductive silver paste or graphene
40 good conductivity of conductive circuit layer 20 and the second conductive circuit layer.
It is appreciated that conductive silver paste solidification temperature is lower, adhesive strength is high, electric performance stablity and be suitble to silk-screen printing.
Graphene has the characteristics that high conductivity, high tenacity and high intensity.First conductive circuit layer 20 and the second conductive circuit layer 40 can
To be printed by conductive silver paste or graphene.Preferably, the material of the first conductive circuit layer 20 and the second conductive circuit layer 40
Identical, i.e. the first conductive circuit layer 20 and the second conductive circuit layer 40 are printed by conductive silver paste, or are printed by graphene
It brushes.
In some embodiments, the first conductive circuit layer 20 include the first Petting Area 22 and first lead area 24, second
Conductive circuit layer 40 includes the second Petting Area 42 and the second lead district 44, and the first Petting Area 22 is corresponding with the second Petting Area 42 to be set
It sets, the second lead district 44 is correspondingly arranged and connect with first lead area 24.
In this way, the second lead district 44 is connect with first lead area 24, first lead area 24 connects flexible circuit board and can pass
Power transmission signal is to flexible circuit board.
Further, 24 part of first lead area connect conduction with flexible circuit board, therefore 24 part of first lead area is not
It can be covered by second insulating layer 50.It is influenced to avoid first lead area 24 from not being oxidized by the part that second insulating layer 50 covers
Electric conductivity can not covered by second insulating layer 50 with the preferable conductive material of stability such as carbon slurry covering first lead area 24
Part.
Referring to Fig. 2, in some embodiments, the first insulating layer 30 is formed with through-hole 32, the second conductive material is printed
When, the second conductive material fills through-hole 32 to form the connecting line 60 in connection first lead area 24 and the second lead district 44.
In this way, the second lead district 44 passes through the connecting line 60 of the through-hole 32 of the first insulating layer 30 of filling with first lead area 24
Connection.
It is appreciated that box out when printing the first insulating materials in the first conductive circuit layer 20, the formation of the first insulating layer 30
There is through-hole 32, when printing the second conductive material on the first insulating layer 30, the second conductive material penetrates into through-hole 32 and in solidification the
The connecting line 60 in connection first lead area 24 and the second lead district 44 is formed when two conductive materials.
Referring to Fig. 3, in some embodiments, when printing the first insulating materials, avoiding the second lead district 44 and
The position of one lead district 24 connection, when printing the second conductive material, the second conductive material is formed at the edge of the first insulating layer 30
Connect the connecting line 60 in first lead area 24.
In this way, the second lead district 44 is connected with first lead area 24 by the connecting line 60 formed at 30 edge of the first insulating layer
It connects.
It is appreciated that avoiding the second lead district 44 and first when printing the first insulating materials in the first conductive circuit layer 20
Lead district 24 connect position, when printing the second conductive material on the first insulating layer 30, the second conductive material is directly formed and
The connecting line 60 that first lead area 24 connects.
In some embodiments, when printing the second insulating materials in the second conductive circuit layer 40, the second insulation is utilized
Material covers connecting line 60.
In this way, avoiding connecting line 60 is exposed from being oxidized easily in air.
The touch tablet 100 of embodiment of the present invention includes substrate 10 and the first conduction sequentially formed on 10 surface of substrate
Line layer 20, the first insulating layer 30, the second conductive circuit layer 40 and second insulating layer 50.First conductive circuit layer 20, first
Insulating layer 30, the second conductive circuit layer 40 and second insulating layer 50 are formed by printing technology.
The touch tablet 100 of embodiment of the present invention, conductive circuit layer and insulating layer are formed by printing technology, device therefor
Simply, production cost is low, meanwhile, the thickness controllability of touch tablet 100 is stronger, and touch tablet 100 can be accomplished more frivolous.
It is appreciated that the touch tablet 100 of embodiment of the present invention is the touch tablet of non-display class.Touch tablet 100 is a kind of
Using the slide of finger come the input unit of moving cursor.It can make capacitance when the finger of user touches touch tablet 100
Change, touch tablet 100 detects capacitance change, is converted into coordinate.Touch tablet 100 is applied on laptop, can regard
Make the substitute of mouse.
Referring to Fig. 4, the electric terminal 1000 of embodiment of the present invention, the touch tablet 100 including above embodiment.
The electric terminal 1000 of embodiment of the present invention, the conductive circuit layer and insulating layer of touch tablet 100 pass through printing
Technique is formed, and device therefor is simple, and production cost is low, meanwhile, the thickness controllability of touch tablet 100 is stronger, and touch tablet 100 can be with
Accomplish it is more frivolous, be conducive to 1000 volume of electric terminal minimize.
Specifically, in the present example, electric terminal 1000 is laptop.It is appreciated that in other examples,
Electric terminal 1000 can be personal digital assistant or portable audio-visual devices etc..
In the present invention unless specifically defined or limited otherwise, fisrt feature second feature "upper" or "lower"
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature includes the first spy above the second feature " above ", " above " and " above "
Sign is right above second feature and oblique upper, or is merely representative of first feature horizontal height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include that fisrt feature is directly below and diagonally below the second feature, or is merely representative of
First feature horizontal height is less than second feature.
Following disclosure provides many different embodiments or example is used to realize different structure of the invention.In order to
Simplify disclosure of the invention, hereinafter the component of specific examples and setting are described.Certainly, they are merely examples, and
And it is not intended to limit the present invention.In addition, the present invention can in different examples repeat reference numerals and/or reference letter,
This repetition is for purposes of simplicity and clarity, itself not indicate between discussed various embodiments and/or setting
Relationship.In addition, the present invention provides various specific techniques and material example, but those of ordinary skill in the art can be with
Recognize the application of other techniques and/or the use of other materials.
In the description of this specification, reference term " embodiment ", " some embodiments ", " schematically implementation
The description of mode ", " example ", " specific example " or " some examples " etc. means embodiment or example is combined to describe specific
Feature, structure, material or feature are contained at least one embodiment or example of the invention.In the present specification, right
The schematic representation of above-mentioned term is not necessarily referring to identical embodiment or example.Moreover, the specific features of description, knot
Structure, material or feature can be combined in any suitable manner in any one or more embodiments or example.
While embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that:
These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principle of the present invention and objective and become
Type, the scope of the present invention are defined by the claims and their equivalents.
Claims (10)
1. a kind of production method of touch tablet, which comprises the following steps:
Substrate is provided；
The first conductive material is printed in the substrate surface and is formed by curing the first conductive circuit layer；
The first insulating materials is printed in first conductive circuit layer and is formed by curing covering first conductive circuit layer
First insulating layer；
The second conductive material is printed on the first insulating layer and is formed by curing the second conductive circuit layer, first conductor wire
Road floor connects second conductive circuit layer；With
The second insulating materials is printed in second conductive circuit layer and is formed by curing covering second conductive circuit layer
Second insulating layer.
2. the production method of touch tablet as described in claim 1, which is characterized in that first conductive material and described second
Conductive material is solidified by air cooking.
3. the production method of touch tablet as described in claim 1, which is characterized in that first insulating materials and described second
Insulating materials is solidified by UV.
4. the production method of touch tablet as described in claim 1, which is characterized in that first conductive material and described second
Conductive material is identical or different, and first conductive material includes the one of which of conductive silver paste and graphene, and described second leads
Electric material includes the one of which of the conductive silver paste and the graphene.
5. the production method of touch tablet as described in claim 1, which is characterized in that first conductive circuit layer includes first
Petting Area and first lead area, second conductive circuit layer include the second Petting Area and the second lead district, and described first touches
Area is correspondingly arranged with second Petting Area, and second lead district is correspondingly arranged and connect with the first lead area.
6. the production method of touch tablet as claimed in claim 5, which is characterized in that first insulating layer is formed with through-hole,
When printing second conductive material, second conductive material fill the through-hole with formed the connection first lead area and
The connecting line of second lead district.
7. the production method of touch tablet as claimed in claim 5, which is characterized in that when printing first insulating materials,
The position that second lead district is connected with the first lead area is avoided, when printing second conductive material, described second
Conductive material forms the connecting line for connecting the first lead area at the edge of first insulating layer.
8. the production method of touch tablet as claimed in claim 7, which is characterized in that printed in second conductive circuit layer
When second insulating materials, the connecting line is covered using second insulating materials.
9. a kind of touch tablet, which is characterized in that including substrate and the first conducting wire sequentially formed on the substrate surface
Layer, the first insulating layer, the second conductive circuit layer and second insulating layer, first conductive circuit layer, first insulating layer,
Second conductive circuit layer and the second insulating layer are formed by printing technology.
10. a kind of electric terminal, which is characterized in that including touch tablet as claimed in claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711487212.7A CN109992133A (en) | 2017-12-29 | 2017-12-29 | Production method, touch tablet and the electric terminal of touch tablet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711487212.7A CN109992133A (en) | 2017-12-29 | 2017-12-29 | Production method, touch tablet and the electric terminal of touch tablet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109992133A true CN109992133A (en) | 2019-07-09 |
Family
ID=67111343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711487212.7A Pending CN109992133A (en) | 2017-12-29 | 2017-12-29 | Production method, touch tablet and the electric terminal of touch tablet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109992133A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110996519A (en) * | 2019-12-17 | 2020-04-10 | Tcl华瑞照明科技（惠州）有限公司 | Circuit board and manufacturing method thereof |
| CN114578991A (en) * | 2022-02-11 | 2022-06-03 | 联宝(合肥)电子科技有限公司 | Touch panel and manufacturing method thereof |
-
2017
- 2017-12-29 CN CN201711487212.7A patent/CN109992133A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110996519A (en) * | 2019-12-17 | 2020-04-10 | Tcl华瑞照明科技（惠州）有限公司 | Circuit board and manufacturing method thereof |
| CN114578991A (en) * | 2022-02-11 | 2022-06-03 | 联宝(合肥)电子科技有限公司 | Touch panel and manufacturing method thereof |
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Effective date of registration: 20210414 Address after: 231323 Building 1, precision electronics industrial park, Hangbu Town, Shucheng County, Lu'an City, Anhui Province Applicant after: Anhui jingzhuo optical display technology Co.,Ltd. Address before: 330013, Nanchang, Jiangxi, north of the Economic Development Zone Huang Jia Hu West Road, the ophelion Technology Park. Applicant before: NANCHAGN OFILM DISPLAY TECHNOLOGY Co.,Ltd. |
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