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Shenzhen TongMing focuses on developing, producing and selling rigid and special PCBs from 2 to 36 layers. After years of arduous pioneering, we currently own a modern factory covers an area of 60000 square meters and the whole process of production equipment.
PCB Sample
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PCBA Sample
![Fr4 PCB Prototype PCB Assembly Most PCB Design Software Supported](https://img2.grofrom.com/pcbgrouple/9462c1b05ecda3b9b0f96251201c48bc.webp)
Layers | 2 - 36 L. |
Substrate | FR-4,,CTI600,Tg180,,Anti CAF,Halogen-free,,High frequency,Tg170&HF, |
Max. panel size | 630 mm x742 mm (Double side), 550 mm x 650 mm (Multilayer). |
Board thickness | 0.2 mm - 4.0 mm. |
Copper thickness | 4 oz. (inner) to 6 oz. (outer) (Max) |
Hole | > 0.15mm. |
Aspect Ratio | 12 : 1 |
Min. track width | 2.5 mils(partial) |
Min. track space | 2.5mils(partial) |
Min. S/M bridge | 3mil |
Hole plugging diameter | 0.3 mm~0.55 mm. |
Impedance tolerance | +/- 10%. |
Color of S/M | green,white,black,red,orange,yellow,blue,purple |
Surface treatment | OSP,HAL,HAL LF,ENIG,Hard gold,Imm Ag,Imm Sn,Peelable soldermask,Carbon ink print,Selective hard gold |
![Fr4 PCB Prototype PCB Assembly Most PCB Design Software Supported](https://img2.grofrom.com/pcbgrouple/7dd7ccb77a1c1cc2d253fa77c4f7d3b8.webp)
About us
![Fr4 PCB Prototype PCB Assembly Most PCB Design Software Supported](https://img2.grofrom.com/pcbgrouple/01680cf9b4790e61e803718e98748002.webp)
![Fr4 PCB Prototype PCB Assembly Most PCB Design Software Supported](https://img2.grofrom.com/pcbgrouple/b05f25aec676860e5f50ff16e59e2eff.webp)
Our Equipment
Professionalism: Be professional in all aspects of business development
Quality: To exceed our clients total satisfaction with total quality management
Credibility: To be credible is the most important principle as a member of society
Innovation: To encourage innovation in every employee which will return keep our team strong and prosperous
PCBA Equipment
![Fr4 PCB Prototype PCB Assembly Most PCB Design Software Supported](https://img2.grofrom.com/pcbgrouple/10ea0cead46ae3fc4c1a3f9603a3f394.webp)
![Fr4 PCB Prototype PCB Assembly Most PCB Design Software Supported](https://img2.grofrom.com/pcbgrouple/5dfe38e25776e8977f09d3d19fb2b1b9.webp)
![Fr4 PCB Prototype PCB Assembly Most PCB Design Software Supported](https://img2.grofrom.com/pcbgrouple/c0869cb184bdf3bd2df8b8bc66c79fab.webp)
![Fr4 PCB Prototype PCB Assembly Most PCB Design Software Supported](https://img2.grofrom.com/pcbgrouple/3d62fe8b510b6f8eebfc381bbab4c536.webp)
![Fr4 PCB Prototype PCB Assembly Most PCB Design Software Supported](https://img2.grofrom.com/pcbgrouple/49bc6a1dbf6bcb1c41d3ffabc9a31304.webp)
Payment And shipping
![Fr4 PCB Prototype PCB Assembly Most PCB Design Software Supported](https://img2.grofrom.com/pcbgrouple/02a85ea9e135608f51efd4b0281d8139.webp)
FAQ
1, What service do you have?
We provide turnkey solution including PCB fabrication, SMT, plastic injection & metal,final assembly, testing and other value-added service.
2, What is needed for PCB & PCBA quotation?
For PCB: Quantity, Gerber file and technic requirements(material,size, surface finish treatment, copper thickness,board thickness).
For PCBA: PCB information, BOM,Testing documents.
3, How to keep our product information and design file secret ?
We are willing to sign a NDA effect by customers side local law and promising tokeep customers data in high confidential level.
4, What are the main products of your PCB/PCBA services?
Automotive, Medical, Industry Control,IOT,Smart Home,Military.
5, What is your minimum order quantity (MOQ)?
Our MOQ is 1 PCS, sample and mass production all can support.