Who are we
Professional PCB manufacturer
Success Circuit Group Co., Ltd. (Global Success Circuit Co., Ltd./SRD Circuit Co., Ltd.) is a professional one-stop manufacturer of PCB and PCBA, established in Shenzhen, China in 2005. We have 2 PCB factories and 2 SMT assembly factories, dedicated to PCB design, double-sided, multi-layer PCB manufacturing, component procurement on behalf of customers, and PCBA manufacturing services. We have a complete set of world-class PCB production and testing equipment to meet any order structure of customers. With precise production positioning, stable delivery and excellent quality assurance, we have created a good reputation in the global circuit board market. Our company carefully selects materials and produces carefully in accordance with the ISO9001 quality management system. All delivered products have passed the company’s strict professional performance testing, are stable in function, and can meet the needs of the customer market.
Development History
PCB Service
From Design to Precision Manufacturing
At Success Circuits, we provide end-to-end PCB solutions — from layout and stack-up design to high-precision manufacturing. Our in-house PCB factories are equipped to handle multilayer, HDI, high-frequency, and other complex board types with strict quality control.
Whether you need quick-turn prototypes, low-volume production, or high-reliability boards for demanding applications, our technical expertise and manufacturing capabilities ensure performance, precision, and reliability at every layer.
With extensive experience serving automotive, medical, industrial, and telecom sectors, we deliver PCBs that meet the highest standards of complexity and consistency.
PCBA one-stop service
One Partner. Complete PCBA Solution.
At Success Circuits, we specialize in one-stop PCBA solutions with complete in-house capabilities. Our owned and operated PCB factories ensure quality control and flexibility from the start, while our robust global component sourcing network enables reliable and cost-effective procurement.
We focus on rapid prototyping and small-to-medium batch production, supporting our clients with fast turnaround times, professional engineering support, and seamless communication. From PCB manufacturing to assembly, testing, and final integration — we deliver speed and precision in every step.
With years of experience serving global OEM and ODM clients, we understand the importance of agility, consistency, and end-to-end accountability. Whether you’re launching a new product or scaling production, our team is ready to respond with efficiency and expertise.
Trusted PCB Manufacturing for Mission-Critical Projects
At Success Circuits, exceptional quality and customer satisfaction aren’t just goals — they’re the foundation of everything we do. Over the years, we’ve earned the long-term trust of thousands of global partners who rely on our consistent performance, responsive service, and unwavering attention to detail. From prototypes to volume production, our commitment to excellence continues to exceed expectations and foster lasting partnerships worldwide.
98%
Satisfied with the service
99.3%
Satisfied with the quality
2000+
Long-term cooperative users