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Product Application Fields

Product Application Fields

High-performance components for diverse industrial applications

Network Communication

Network Communication

Stable signal transmission, anti-interference design, suitable for 5G base stations, routers.

Automotive Electronics

Automotive Electronics

High temperature resistance, anti-interference, applied in vehicle navigation, autonomous driving sensors.

Automation Equipment

Automation Equipment

High precision, improves production efficiency, used for industrial robots, intelligent production lines.

Medical Electronics

Medical Electronics

High reliability, high precision, applicable to medical monitors, diagnostic equipment.

Optical Storage New Energy

Optical Storage New Energy

Efficient energy conversion, suitable for solar photovoltaic, energy storage batteries, charging piles.

Industrial Control

Industrial Control

Stable operation, compatible with PLC, frequency converters, industrial instruments.

Company Profile - JS PROTECH

Company Profile

JS PROTECH is a professional PCB manufacturer with our own production base in Zhuhai, serving the global market. With an experienced industry team and complete in-house production system, we provide high-quality, high-reliability printed circuit board products and solutions to customers worldwide.

We focus on our core strengths: multi-variety, small-to-medium batch production and fast delivery. We reliably manufacture a full range of PCB products, including standard boards, HDI, high-frequency boards, aluminum substrates and flexible PCBs, serving high-end industries such as industrial control, automotive electronics, communications, medical and smart devices.

We strictly adhere to international quality and environmental standards, holding authoritative certifications including UL E344140, ISO 9001, ISO 14001, IATF 16949, and fully complying with RoHS and REACH requirements. With complete quality control, large-scale flexible production and efficient delivery capabilities, we provide stable and reliable one-stop PCB manufacturing services for customers worldwide, especially in Europe, America and Southeast Asia.

JS PROTECH builds its reputation on quality, operates with integrity and empowers customers through professionalism. We are committed to becoming the preferred long-term PCB manufacturing partner for global clients.

JS PROTECH Zhuhai Factory
Process Capability

Process Capability

Precision Manufacturing Standards

Layer 1-60Layers
Material FR4,HTC, halogen free, metal substrate, high frequency material, High Speed Material, High CTI
Board thickness 0.4mm-8.0mm
Min board size 10×10mm
Max board size 622mm×1200mm
Board thickness tolerance ≤1.0mm, +/-0.1mm; ≥1.0mm, +/-10%
Copper Thickness 0.33oz-30oz
Min Trace Width 2mil(0.05mm)
Min Spacing 2mil(0.05mm)
Min Drilling Dia 0.10mm
PTH copper thickness 0.4-2mil(10-50um)
Line width tolerance ±20%
V-cut angle 25°, 30°, 45°, 60°
Peel Strength of Line ≥6lb/in(≥107g/mm)
Impedance control and tolerance ±10%
Twist & Warp ≤ 0.75%
Soldermask Color Green, Red, Blue, White, Black, Yellow
Surface Finish/Plating Chemical gold plating, gold plating, chemical tin plating, chemical silver plating, anti-oxidation treatment and tin spraying, electroplated gold finger, NiPdAu
Maximum Aspect Ratio 25:1
Hole Types Through hole, blind hole, buried hole, counterbore, PTH pan hole, Backdrill, Step hole
Quality Certifications

Quality Certifications

Excellence in Quality & Compliance

UL E344140
UL E344140
Product Safety Certification
RoHS Report
RoHS Report
Environmental Compliance
REACH Report
REACH Report
Chemical Compliance
IATF 16949
IATF 16949
Automotive Quality System
ISO 14001
ISO 14001
Environmental Management
ISO 9001
ISO 9001
Quality Management
× Certificate Detail
Company News - JS PROTECH

Company News

2026-04

Continuous Optimization of Production Process

We have optimized part of our production process to improve stability and efficiency for small batch and multi-variety orders, which helps us provide more reliable PCB products for overseas customers.

2026-03

Quality Management System Upgraded

Our factory has updated internal quality control standards to further ensure that each PCB meets customer requirements and international market regulations.

2026-02

Improved Material Supply Chain Management

We have strengthened cooperation with qualified material suppliers to ensure stable raw material supply and on-time delivery for our global partners.

2026-01

Enhanced International Customer Support

We have updated our service process to provide faster response and clearer communication for customers from Europe, America and Southeast Asia.

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