Dongguan Xingqiang Circuit Board Technology Co., Ltd.
| Payment Terms | ,T/T,Western Union |
| Supply Ability | 100000㎡/Month |
| Delivery Time | NA |
| Product | Double Sided Printed Circuit Board |
| Min Hole Size | 0.1mm |
| Material | FR4 |
| Service | Pcba |
| Pcba Standard | IPC-A-610E |
| Minimum Line Space | 3mil (0.075mm) |
| Surface Finishing | HASL/OSP/ENIG |
| Quotation Files Request | Gerber or BOM List |
| RegularThinkness | 1.6/1.2/1.0/0.8mm |
| Normal Layer | 2/4/6/8/10 or Customized |
| Brand Name | xingqiang |
| Model Number | As Per Customer's Model |
| Certification | ISO 9001 / RoHS /UL / IATF 16949 (automotive) |
| Place of Origin | China |
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Product Specification
| Payment Terms | ,T/T,Western Union | Supply Ability | 100000㎡/Month |
| Delivery Time | NA | Product | Double Sided Printed Circuit Board |
| Min Hole Size | 0.1mm | Material | FR4 |
| Service | Pcba | Pcba Standard | IPC-A-610E |
| Minimum Line Space | 3mil (0.075mm) | Surface Finishing | HASL/OSP/ENIG |
| Quotation Files Request | Gerber or BOM List | RegularThinkness | 1.6/1.2/1.0/0.8mm |
| Normal Layer | 2/4/6/8/10 or Customized | Brand Name | xingqiang |
| Model Number | As Per Customer's Model | Certification | ISO 9001 / RoHS /UL / IATF 16949 (automotive) |
| Place of Origin | China | ||
| High Light | OEM Double Sided Printed Circuit Board ，Double Sided Tin Spray PCB ，Through Hole Connection Dual Sided PCB | ||
Customized Double Sided Printed Circuit Board FR4 Material
A flame-retardant FR4-based double-sided PCB enables dual-surface routing via vias, optimizing space for dense circuit layouts. Made of premium FR4 epoxy glass fiber, it boasts excellent heat resistance, insulation performance and structural stability, suiting automotive, consumer electronics and industrial control uses.
Advantages of Double-sided PCB:
1.Component Density:Accommodates 2-3 times more components (e.g., SMDs, through-hole parts) compared to single-sided PCBs, thanks to dual copper layers for component mounting and routing.
2.Routing Flexibility:Reduces wire crossing and signal interference by utilizing both top and bottom layers. Enables simpler layout of complex circuits (e.g., mixed signal/power circuits) via Plated Through-Holes (PTHs).
3.Space Efficiency:Saves board area significantly. Critical for compact devices (e.g., smartphones, wearables) where miniaturization is a priority.
4.Performance Balance:Supports moderate signal frequencies and current loads. Suitable for most consumer, industrial, and automotive electronics that don’t require the high-density or high-frequency capabilities of multi-layer PCBs.
5.Manufacturing Simplicity:Less complex than multi-layer PCBs (fewer lamination and drilling steps). Faster production turnaround and lower defect rates in manufacturing.
Manufacturing process:
• Substrate :PreparationThe foundation for all subsequent processes. Uncut or contaminated substrates fail to ensure stable copper adhesion, compromising circuit integrity.
• Copper :CladdingEssential to form conductive layers on both sides. Without copper cladding on both surfaces, the core advantage of "dual-layer routing" is lost.
• Drilling:Required to create holes for through-hole components and as a base for interlayer connections. No drilling means no way to mount components or enable layer-to-layer conduction.
• PTH Metallization:The defining step for double-sided PCBs. Copper plating inside drilled holes is mandatory to electrically connect top and bottom copper layers; without it, the two layers remain isolated and non-functional.
• Circuit Pattern Transfer & Etching:These two steps work together to define the circuit layout. Pattern transfer marks the desired copper areas, while etching removes excess copper—both are necessary to form the designed conductive paths.
• Solder Mask Application:Critical for insulating copper traces, preventing oxidation, and avoiding short circuits during soldering. PCBs without solder mask are prone to failures in assembly and operation.
Factory showcase
PCB Quality Testing
Certificates and Honors
Company Details
Business Type:
Manufacturer,Trading Company
Year Established:
1995
Total Annual:
84,094,800-84,094,800
Employee Number:
500~800
Ecer Certification：
Verified Supplier
Dongguan Xingqiang Circuit Board Co., Ltd. was established in 1995 and is a professional circuit boardfactory that manufactures single-sided and double-sided PCBs, multi-layer PCBs, and Rigid Flex PCBs. As a professional supplier of customized boards, we work closely with our clients, le... Dongguan Xingqiang Circuit Board Co., Ltd. was established in 1995 and is a professional circuit boardfactory that manufactures single-sided and double-sided PCBs, multi-layer PCBs, and Rigid Flex PCBs. As a professional supplier of customized boards, we work closely with our clients, le...
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