CN111163583B - Flexible printed circuit board - Google Patents

Flexible printed circuit board Download PDF

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Publication number
CN111163583B
CN111163583B CN202010095801.6A CN202010095801A CN111163583B CN 111163583 B CN111163583 B CN 111163583B CN 202010095801 A CN202010095801 A CN 202010095801A CN 111163583 B CN111163583 B CN 111163583B
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quick
welding
fixedly connected
base plate
center
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CN111163583A (en
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文柏新
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JIANGSU DIFEIDA ELECTRONICS CO LTD
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Individual
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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/02Details
    • H05K1/0296Conductive pattern lay-out details not covered by sub groups H05K1/02 - H05K1/0295
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/02Details
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00Printed circuits
    • H05K1/18Printed circuits structurally associated with non-printed electric components

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Combinations Of Printed Boards (AREA)

Abstract

The invention provides a flexible printed circuit board, and relates to the technical field of circuit boards. This flexible printed circuit board, including soft base plate, the center of soft base plate surface is provided with multiunit main signal circuit, the center of soft base plate front end surface is provided with multiunit and the corresponding chip location installation mechanism of main signal circuit, the equal fixedly connected with in center at soft base plate both ends and the corresponding fixed connection mechanism of multiunit main signal circuit, two the one end that soft base plate was kept away from to fixed connection mechanism all is provided with quick coupling mechanism, the equal fixedly connected with auxiliary signal circuit welding mechanism corresponding in both ends of soft base plate surface. Through designing fixed connection mechanism, quick connection mechanism, auxiliary circuit welding mechanism, quick positioning mechanism and adsorbing fixed establishment fast, can realize the quick welding and the installation to flexible printed circuit board, also can greatly reduced circuit board's spoilage simultaneously, work efficiency improves greatly.

Description

Flexible printed circuit board
Technical Field
The invention relates to the technical field of circuit boards, in particular to a flexible printed circuit board.
Background
The Flexible Printed Circuit board, also known as Flexible Printed Circuit board, Flexible board, english is FPC (abbreviation of Flexible Printed Circuit), is a special Printed Circuit board, its characteristics are light weight, thin thickness, soft, bendable, mainly used in many products such as cell-phone, notebook computer, PDA, digital camera, liquid crystal display, etc., the Flexible Printed Circuit board generally uses polyimide as the bottom plate, the Printed Circuit that the copper foil is adhered to on its surface as the conductor, have excellent electrical characteristics, compared with traditional PCB, FPC has very high flexibility, make it naturally suitable for the Circuit interconnection of three-dimensional space, on the premise of satisfying high reliability, FPC can save a large amount of installation controls, make electronic equipment become lighter and thinner and smaller, possess good heat dissipation, easy characteristic of installation, etc., in the development of equipment and intellectualization, the demand of the FPC is increasing due to strong promotion from markets such as mobile phones, tablet computers, and smart hardware, and in addition, the demand of the FPC is also increasing in high-end electronic products such as aerospace, medical electronics, and the like.
Although the flexible printed circuit board has good toughness, the flexible printed circuit board is inconvenient in installation and fixation and in a process of welding with a metal lead, and easily causes damage to a circuit in a welding process, so that the whole circuit board is damaged, and resources are wasted.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a flexible printed circuit board, which solves the problems that although the flexible printed circuit board has better toughness, the flexible printed circuit board is very inconvenient in the processes of installation and fixation and welding with a metal wire, and the circuit is easily damaged in the welding process, so that the whole circuit board is damaged, and the resource is wasted.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: a flexible printed circuit board comprises a flexible substrate, a plurality of main signal circuits are arranged in the center of the outer surface of the flexible substrate, the top and the bottom of the outer surface of the soft substrate are both provided with auxiliary signal circuits, the center of the outer surface of the front end of the soft substrate is provided with a plurality of groups of chip positioning and mounting mechanisms corresponding to the main signal circuits, the centers of the two ends of the soft substrate are fixedly connected with fixed connection mechanisms corresponding to the multiple groups of main signal circuits, one ends of the two fixed connection mechanisms far away from the soft substrate are provided with quick connection mechanisms, two ends of the outer surface of the soft substrate are fixedly connected with auxiliary circuit welding mechanisms corresponding to the auxiliary signal circuits, the both sides on soft base plate front end surface all are provided with quick positioning mechanism, the equal fixedly connected with of top and the bottom of soft base plate rear end surface adsorbs fixed establishment fast.
Preferably, the chip positioning and mounting mechanism comprises positioning and mounting holes, a plurality of groups of positioning and mounting holes corresponding to the main signal circuit are formed in the center of the outer surface of the front end of the soft substrate, and mounting slots corresponding to the main signal circuit are formed in the centers of the plurality of groups of positioning and mounting holes.
Preferably, the number of the plurality of groups of positioning mounting holes is four, and the plurality of groups of positioning mounting holes are arranged in a square structure.
Preferably, fixed connection mechanism includes the fixed connection block, the equal fixedly connected with in center at soft base plate both ends and the corresponding fixed connection piece of multiunit main signal circuit, two the center of fixed connection piece all is provided with a plurality of first metal connecting wire corresponding with main signal circuit, two the top and the bottom that fixed connection piece is close to soft base plate one side all are provided with the fixed welding spot corresponding with main signal circuit, two the fixed connection piece is kept away from the center of soft base plate one end and is all seted up the mounting groove, two the equal fixedly connected with in center that fixed connection piece kept away from soft base plate one side is a plurality of metal connection pieces corresponding with main signal circuit, two the top and the bottom that soft base plate one end was kept away from to the fixed connection piece all are provided with fixed fixture block.
Preferably, quick-connect mechanism includes the quick-connect block, two the one end that soft base plate was kept away from to fixed connection mechanism all is provided with the quick-connect block, two a plurality of second metal connecting wire of the equal fixedly connected with in center of quick-connect block, it is a plurality of the equal fixedly connected with in center that second metal connecting wire is close to fixed connection block one end is a plurality of and the corresponding metal butt joint lug of metal connecting piece, it is a plurality of the equal fixedly connected with welded connection piece of one end that metal butt joint lug was kept away from to second metal connecting wire, it is a plurality of welded connection piece's top all is provided with the fixed welding point, two the guide slot corresponding with the fixed fixture block is all seted up with the bottom to the top that the quick-connect block is close to fixed connection block one end.
Preferably, auxiliary circuit welding mechanism includes the metal connecting block, the equal fixedly connected with in both ends of soft base plate surface is a plurality of and the corresponding metal connecting block of auxiliary signal circuit, and is a plurality of the equal fixedly connected with metal welding frame in top of metal connecting block, it is a plurality of the center of metal welding frame top internal surface all is provided with the welding groove, and is a plurality of the center of metal welding frame top surface is equallyd divide and is do not seted up first welding hole and the second welding hole corresponding with the welding groove.
Preferably, the fast positioning mechanism comprises a first fast positioning hole and a second fast positioning hole, and two groups of the first fast positioning hole and the second fast positioning hole are respectively formed in two sides of the front end surface of the soft substrate.
Preferably, adsorb fixed establishment fast includes first magnetic adsorption strip and second magnetic adsorption strip, the top of soft base plate rear end surface and the first magnetic adsorption strip of the equal fixedly connected with in both sides at bottom center and second magnetic adsorption strip, the top of soft base plate rear end surface and the equal fixedly connected with in both ends of bottom adsorb first magnetic adsorption piece and second magnetic adsorption piece corresponding with first magnetic adsorption strip and second magnetic adsorption strip.
The working principle is as follows: when the flexible printed circuit board is welded and installed, the positioning installation hole 401 and the installation slot 402 which are arranged in the center of the outer surface of the flexible substrate 1 can enable people to install related circuit chips on the outer surface of the flexible substrate 1 quickly, the fixed connecting mechanism 5 is fixedly connected with the flexible substrate 1 in a multi-spot welding mode, so that the subsequent quick connection of related circuits is facilitated, the quick connecting mechanism 6 can realize quick disassembly and installation through the fixed fixture block 506 and the guide clamping groove 606, a circuit to be welded can be welded with the fixed welding point 605 on the quick connecting mechanism 6, after the welding is finished, the fixed fixture block 506 can be directly clamped with the guide clamping groove 606, so that the quick connection of the circuit is realized, the damage rate of the circuit board can be reduced, when the auxiliary signal circuit 3 needs to be welded, people only need to insert the electric wire into the corresponding welding groove 703, then utilize welder to carry out the fast weld through first welding hole 704 and second welding hole 705 to the circuit again can, when installing the circuit board, two sets of first quick locating hole 801 and the quick locating hole 802 of second can make things convenient for us to the quick location installation of soft base plate 1, and a plurality of magnetic adsorption strip and magnetic adsorption piece can utilize its self weak magnetism to carry out the automatic absorption on sheet metal, thereby can prevent that soft base plate 1 from taking place to loosen easily, also convenient installation to soft base plate 1 simultaneously.
(III) advantageous effects
The invention provides a flexible printed circuit board. The method has the following beneficial effects:
1. this flexible printed circuit board through designing multiunit quick welding and installation mechanism, can carry out quick stable installation with flexible printed circuit board, simultaneously through designing detachable mounting structure, can carry out fast assembly after the welding is accomplished, has improved its installation effectiveness greatly, has also practiced thrift a large amount of resources simultaneously.
2. This flexible printed circuit board through design chip location installation mechanism, fixed connection mechanism, quick coupling mechanism, auxiliary circuit welding mechanism, quick positioning mechanism and adsorb fixed establishment fast, can realize the quick welding and the installation to flexible printed circuit board, also can the spoilage of greatly reduced circuit board simultaneously, work efficiency improves greatly.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the fixed connection mechanism of the present invention;
FIG. 3 is a schematic view of the mounting structure of the quick connect mechanism of the present invention;
FIG. 4 is a schematic structural diagram of an auxiliary circuit soldering mechanism according to the present invention;
FIG. 5 is a bottom view of the present invention;
fig. 6 is a partially enlarged view of a portion a in fig. 1.
Wherein, 1, a soft substrate; 2. a main signal circuit; 3. an auxiliary signal circuit; 4. a chip positioning and mounting mechanism; 401. positioning the mounting hole; 402. installing a slot; 5. a fixed connection mechanism; 501. fixing a connecting block; 502. a first metal connection line; 503. fixing the welding spot; 504. mounting grooves; 505. a metal connecting sheet; 506. fixing the fixture block; 6. a quick connect mechanism; 601. a quick connection block; 602. a second metal connection line; 603. a metal butt-joint bump; 604. welding a connecting block; 605. fixing a welding point; 606. a guide clamping groove; 7. an auxiliary circuit welding mechanism; 701. a metal connecting block; 702. a metal welding frame; 703. welding a groove; 704. a first welding hole; 705. a second weld hole; 8. a quick positioning mechanism; 801. a first quick positioning hole; 802. a second quick positioning hole; 901. a first magnetic adsorption strip; 902. a second magnetic adsorption strip; 903. a first magnetic adsorption block; 904. and a second magnetic adsorption block.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b):
as shown in fig. 1-6, an embodiment of the present invention provides a flexible printed circuit board, which includes a flexible substrate 1, a plurality of sets of main signal circuits 2 are disposed in the center of the outer surface of the flexible substrate 1, auxiliary signal circuits 3 are disposed on the top and bottom of the outer surface of the flexible substrate 1, a plurality of sets of chip positioning and mounting mechanisms 4 corresponding to the main signal circuits 2 are disposed in the center of the outer surface of the front end of the flexible substrate 1, fixed connection mechanisms 5 corresponding to the plurality of sets of main signal circuits 2 are fixedly connected to the centers of the two ends of the flexible substrate 1, quick connection mechanisms 6 are disposed on the ends of the two fixed connection mechanisms 5 far away from the flexible substrate 1, auxiliary circuit welding mechanisms 7 corresponding to the auxiliary signal circuits 3 are fixedly connected to the two ends of the outer surface of the flexible substrate 1, quick positioning mechanisms 8 are disposed on the two sides of the front end surface of the flexible substrate 1, and quick adsorption fixing mechanisms are fixedly connected to the top and the bottom of the outer surface of the rear end of the flexible substrate 1.
The chip positioning and mounting mechanism 4 comprises positioning mounting holes 401, a plurality of groups of positioning mounting holes 401 corresponding to the main signal circuit 2 are arranged in the center of the outer surface of the front end of the soft substrate 1, mounting slots 402 corresponding to the main signal circuit 2 are formed in the centers of the plurality of groups of positioning mounting holes 401, and related circuit chips can be rapidly mounted on the outer surface of the soft substrate 1 by forming the positioning mounting holes 401 and the mounting slots 402.
The number of the multiple groups of positioning mounting holes 401 is four, and the multiple groups of positioning mounting holes 401 are all arranged in a square structure.
The fixed connection mechanism 5 comprises fixed connection blocks 501, the centers of two ends of the soft substrate 1 are fixedly connected with the fixed connection blocks 501 corresponding to a plurality of groups of main signal circuits 2, the centers of two fixed connection blocks 501 are respectively provided with a plurality of first metal connection wires 502 corresponding to the main signal circuits 2, the top and the bottom of one side of the two fixed connection blocks 501 close to the soft substrate 1 are respectively provided with a fixed welding spot 503 corresponding to the main signal circuit 2, the centers of one ends of the two fixed connection blocks 501 far away from the soft substrate 1 are respectively provided with an installation groove 504, the centers of one sides of the two fixed connection blocks 501 far away from the soft substrate 1 are respectively fixedly connected with a plurality of metal connection sheets 505 corresponding to the main signal circuits 2, the top and the bottom of one ends of the two fixed connection blocks 501 far away from the soft substrate 1 are respectively provided with a fixed fixture block 506, the fixed connection mechanism 5 is fixedly connected with the soft substrate 1 by adopting a multi-point welding mode, thereby facilitating quick connection of subsequent associated circuitry.
The quick connecting mechanism 6 comprises a quick connecting block 601, one end of each of two fixed connecting mechanisms 5 far away from the soft substrate 1 is provided with the quick connecting block 601, the centers of the two quick connecting blocks 601 are fixedly connected with a plurality of second metal connecting wires 602, the centers of the ends of the plurality of second metal connecting wires 602 near the fixed connecting block 501 are fixedly connected with a plurality of metal butt-joint bumps 603 corresponding to the metal connecting sheets 505, one ends of the plurality of second metal connecting wires 602 far away from the metal butt-joint bumps 603 are fixedly connected with welded connecting blocks 604, the tops of the plurality of welded connecting blocks 604 are provided with fixed welding points 605, the tops and bottoms of the ends of the two quick connecting blocks 601 near the fixed connecting block 501 are provided with guide clamping grooves 606 corresponding to the fixed clamping blocks 506, and the quick connecting mechanism 6 can be quickly disassembled and assembled through the fixed clamping blocks 506 and the guide clamping grooves 606, the circuit to be welded can be welded with the fixed welding point 605 on the quick connection mechanism 6, and after welding is finished, the fixed clamping block 506 and the guide clamping groove 606 can be directly clamped, so that quick connection of the circuit is achieved, and meanwhile the damage rate of the circuit board can be reduced.
Auxiliary circuit welding mechanism 7 includes metal connecting block 701, the equal fixedly connected with in both ends of 1 surface of soft base plate is a plurality of and the corresponding metal connecting block 701 of auxiliary signal circuit 3, the equal fixedly connected with metal welding frame 702 in top of a plurality of metal connecting blocks 701, the center of a plurality of metal welding frame 702 top internal surface all is provided with welding groove 703, the center of a plurality of metal welding frame 702 top surface is equallyd divide and is do not seted up first welding hole 704 and the second welding hole 705 corresponding with welding groove 703, when needing to carry out circuit welding to auxiliary signal circuit 3, we only need to insert corresponding welding groove 703 to the electric wire, then utilize welder to carry out the rapid weld through first welding hole 704 and second welding hole 705 to the circuit again can.
The fast positioning mechanism 8 includes a first fast positioning hole 801 and a second fast positioning hole 802, two sets of the first fast positioning hole 801 and the second fast positioning hole 802 are respectively disposed on two sides of the front surface of the soft substrate 1, and the two sets of the first fast positioning hole 801 and the second fast positioning hole 802 are used for fast positioning and mounting the soft substrate 1.
Adsorb fixed establishment fast includes first magnetic adsorption strip 901 and second magnetic adsorption strip 902, the top of 1 rear end surface of soft base plate and the first magnetic adsorption strip 901 of the equal fixedly connected with in both sides at bottom center and second magnetic adsorption strip 902, the top of 1 rear end surface of soft base plate and the equal fixedly connected with in both ends of bottom adsorb piece 903 and second magnetic adsorption piece 904 with first magnetic adsorption strip 901 and the corresponding first magnetic adsorption piece of second magnetic adsorption strip 902, a plurality of magnetic adsorption strips and magnetic adsorption piece can utilize its self weak magnetism to carry out the automatic absorption on sheet metal, thereby can prevent that soft base plate 1 from taking place the pine easily and taking off, also convenient installation to soft base plate 1 simultaneously.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A flexible printed circuit board includes a flexible substrate (1), characterized in that: the center of the outer surface of the soft substrate (1) is provided with a plurality of groups of main signal circuits (2), the top and the bottom of the outer surface of the soft substrate (1) are provided with auxiliary signal circuits (3), the center of the outer surface of the front end of the soft substrate (1) is provided with a plurality of groups of chip positioning and mounting mechanisms (4) corresponding to the main signal circuits (2), the centers of the two ends of the soft substrate (1) are fixedly connected with fixed connection mechanisms (5) corresponding to the plurality of groups of main signal circuits (2), one ends of the two fixed connection mechanisms (5) far away from the soft substrate (1) are provided with quick connection mechanisms (6), the two ends of the outer surface of the soft substrate (1) are fixedly connected with auxiliary circuit welding mechanisms (7) corresponding to the auxiliary signal circuits (3), the two sides of the front end surface of the soft substrate (1) are provided with quick positioning mechanisms (8), the top and the equal fixedly connected with quick absorption fixed establishment in bottom of soft base plate (1) rear end surface, fixed connection mechanism (5) are including fixed connection piece (501), the equal fixedly connected with in center at soft base plate (1) both ends and the corresponding fixed connection piece (501) of multiunit main signal circuit (2), two fixed connection piece (501)'s center all is provided with a plurality of and main signal circuit (2) corresponding first metal connecting wire (502), two fixed connection piece (501) are close to the top and the bottom of soft base plate (1) one side and all are provided with fixed solder joint (503) corresponding with main signal circuit (2), two fixed connection piece (501) keep away from the center of soft base plate (1) one end and all seted up mounting groove (504), two fixed connection piece (501) keep away from the equal fixedly connected with in center of soft base plate (1) one side and a plurality of and main signal circuit (2) corresponding metal connection The top and the bottom of one end of the two fixed connecting blocks (501), which are far away from the soft substrate (1), are provided with fixed clamping blocks (506).
2. A flexible printed circuit board according to claim 1, characterized in that: the chip positioning and mounting mechanism (4) comprises positioning mounting holes (401), a plurality of groups of positioning mounting holes (401) corresponding to the main signal circuit (2) are formed in the center of the outer surface of the front end of the soft substrate (1), and mounting slots (402) corresponding to the main signal circuit (2) are formed in the centers of the plurality of groups of positioning mounting holes (401).
3. A flexible printed circuit board according to claim 2, characterized in that: the number of the multiple groups of positioning mounting holes (401) is four, and the multiple groups of positioning mounting holes (401) are all arranged in a square structure.
4. A flexible printed circuit board according to claim 1, characterized in that: the quick connecting mechanism (6) comprises quick connecting blocks (601), one ends of the two fixed connecting mechanisms (5) far away from the soft substrate (1) are respectively provided with the quick connecting blocks (601), the centers of the two quick connecting blocks (601) are respectively and fixedly connected with a plurality of second metal connecting wires (602), the center of one end of each second metal connecting wire (602) close to the fixed connecting block (501) is respectively and fixedly connected with a plurality of metal butt-joint lugs (603) corresponding to the metal connecting sheets (505), one ends of the plurality of second metal connecting wires (602) far away from the metal butt-joint lugs (603) are respectively and fixedly connected with welding connecting blocks (604), and the tops of the plurality of welding connecting blocks (604) are respectively provided with a fixed welding point (605), two guide clamping grooves (606) corresponding to the fixed clamping blocks (506) are formed in the top and the bottom of one end, close to the fixed connecting block (501), of the quick connecting block (601).
5. A flexible printed circuit board according to claim 1, characterized in that: auxiliary circuit welding mechanism (7) include metal connecting block (701), the equal fixedly connected with in both ends of soft base plate (1) surface is a plurality of and auxiliary signal circuit (3) corresponding metal connecting block (701), and is a plurality of the equal fixedly connected with metal welding frame (702) in top of metal connecting block (701), it is a plurality of the center of metal welding frame (702) top internal surface all is provided with welding groove (703), and is a plurality of the center of metal welding frame (702) top surface is equallyd divide and is do not seted up first welding hole (704) and second welding hole (705) corresponding with welding groove (703).
6. A flexible printed circuit board according to claim 1, characterized in that: the quick positioning mechanism (8) comprises a first quick positioning hole (801) and a second quick positioning hole (802), and two groups of first quick positioning holes (801) and second quick positioning holes (802) are respectively formed in two sides of the front end surface of the soft substrate (1).
7. A flexible printed circuit board according to claim 1, characterized in that: quick absorption fixed establishment includes first magnetic adsorption strip (901) and second magnetic adsorption strip (902), the top of soft base plate (1) rear end surface and the equal fixedly connected with first magnetic adsorption strip (901) and second magnetic adsorption strip (902) in both sides at bottom center, the equal fixedly connected with in both ends of the top of soft base plate (1) rear end surface and bottom adsorbs first magnetic adsorption piece (903) and second magnetic adsorption piece (904) corresponding with first magnetic adsorption strip (901) and second magnetic adsorption strip (902).
CN202010095801.6A 2020-02-17 2020-02-17 Flexible printed circuit board Active CN111163583B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN111163583B true CN111163583B (en) 2021-10-29

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CN201425819Y (en) * 2009-04-17 2010-03-17 袁钖鸿 Flexible display screen
US20150237722A1 (en) * 2014-02-20 2015-08-20 Ruey-Jen Hwu Anode Array
CN206894999U (en) * 2017-07-19 2018-01-16 惠州市鑫进新电子有限公司 A kind of LED exempts from welding electrode electric wire formula wiring board
CN208016097U (en) * 2018-02-09 2018-10-26 东莞市钧德光电科技有限公司 A kind of good Double-layer flexible circuit board of thermal diffusivity
CN108650780B (en) * 2018-05-23 2019-07-16 深圳市爱升精密电路科技有限公司 A kind of flexible printed circuit board

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Effective date of registration: 20211224

Address after: 215131 Muxiang village, Huangqiao street, Xiangcheng District, Suzhou City, Jiangsu Province (100m west of central Viaduct of exuberant Road)

Patentee after: JIANGSU DIFEIDA ELECTRONICS Co.,Ltd.

Address before: 434212 No.39, group 5, shilongqiao village, Yanglin Town, Songzi City, Jingzhou City, Hubei Province

Patentee before: Wen Baixin