osp surface process pcba

Custom Low-Frequency FR-4 Multilayer Control PCB for Industrial Equipment: This is a customizable multilayer control PCB board made of premium FR-4 epoxy glass cloth substrate, with green LPI liquid photosensitive solder mask and optional ENIG/OSP/lead-free HASL pad finishes. Support custom high-density wiring, precise size & layout for low-frequency (1GHz) signal transmission. Compliant with RoHS/REACH, its tailor-made for industrial automation equipment, for custom logic

Custom FR-4 Rigid PCB RoHS & ISO 9001 Certified for Motor Control: Our custom service supports flexible adjustments to board size, pin layout, and surface treatment, with RoHS & ISO 9001 compliance to meet global quality standards. Ideal for BLDC motors, smart home appliances, automotive electronics, and industrial sensors, this PCB delivers stable performance for speed sensing, position tracking, and current detection in demanding operating environments. Files We Need for

Customizable HDI industrial control board PCB A high-density interconnect (HDI) PCB is a specialized, high-performance circuit board engineered with microvias, fine-pitch traces and compact layered structures. It supports far more components in significantly less space than conventional PCBs, minimizing overall device size while enhancing signal integrity and transmission speed. Ideal for compact, high-speed electronic systems such as advanced industrial controllers,

XingQiang Full Tested & Certified Custom Rigid-Flex PCB: We provide high-quality custom rigid-flex printed circuit boards (PCBs) designed for industrial control, automation, robotics and smart devices. Combining rigid FR-4 and flexible polyimide (PI) materials, these boards offer excellent flexibility, high mechanical stability and reliable performance in harsh environments. Full testing including flying probe, AOI, thermal shock and bending fatigue ensures quality. We

Double-Sided FR-4 Printed Circuit Board for Industrial Control & Power Supply: Xingqiang Circuit Board Technology Co., Ltd. specializes in manufacturing high-quality doublesided FR4 printed circuit boards. Our 2layer PCBs feature stable performance, excellent insulation, flameretardant materials, and leadfree surface finishes such as HASL and OSP. With strict quality inspection and full electrical testing, our products meet RoHS, UL and ISO9001 standards, widely used in

High Precision Audio PCB Custom & Reliable: Xingqiang Circuit Board Technology Co., Ltd. specializes in custom-designed PCBs. We provide high-precision dual-channel 20-LED audio level indicator boards with ISO9001, RoHS, and IPC certifications. Featuring premium green solder mask, advanced craftsmanship, strict quality control, lead-free process, and reliable long-term performance. We support OEM/ODM customization, PCB assembly, fast prototyping, and professional one-stop

What is special about green solder mask PCB? A green solder mask PCB is a printed circuit board coated with a green epoxy - based solder mask layer across its surface. This protective layer shields copper traces from oxidation, corrosion, and physical abrasion, prevents accidental short circuits during soldering, and boosts the boards insulation performance. Widely used in consumer electronics (e.g., smartphones, laptops), industrial control systems, automotive electronics,

8 layers of Black Oil Sinking Gold Thick Copper Plate PCB An 8-layer black solder mask immersion gold PCB is a high-density integrated circuit board composed of 8 copper circuit layers separated by insulating prepreg, bonded via high-temperature and high-pressure lamination. Its surface is coated with a black solder mask layer to protect copper traces from oxidation and corrosion, while the immersion gold finish ensures excellent solderability, electrical conductivity and

Customized FR4 Multilayer Layer PCB This high-performance multilayer PCB is expertly engineered to deliver exceptional electromagnetic compatibility (EMC), significantly reduced signal crosstalk, and improved signal integrity. Its multi-layer structure with premium dielectric materials isolates sensitive signal paths, ensuring stable high-frequency transmission. Ideal for advanced electronics: high-efficiency power supplies, 5G communication modules, rugged industrial