Top 5 High-Frequency & Multilayer PCB Manufacturers In China (2025)

5.Suntak

About Kinwong 

Kinwong was founded in 1993 and listed on the main board of Shanghai stock exchange (stock code: 603228). Kinwong is the world’s leading high-tech company in R&D, production and sales of printed circuit boards and high-end electronic materials. We have 7 production bases in the world, including Guangdong Shenzhen, Guangdong Longchuan, Jiangxi Jishui, Jiangxi Xinfeng, Zhuhai Jinwan, Zhuhai Fushan and Thailand ,a total of 13 factories. Kinwong has more than 19,000 employees worldwide.
As one of the world’s largest printed circuit board suppliers, we have set up 10 offices worldwide to provide localized & real-time FAE services. Kinwong’s annual revenue is 1.762 billion USD in 2024,  ranking 10th in the PCB industry globally, and ranking third in the 2024 China Top 100 Domestic-funded PCB manufacturers. Kinwong is a national intellectual property advantage enterprise, providing customers with the most reliable circuit board solutions. Kinwong is well-known in the PCB industry and recognized by high-quality customers.

About Shennan

Shennan Circuits Co., Ltd. (hereinafter referred to as "SCC"), founded in 1984 , is headquartered in Shenzhen, Guangdong, China. Its main manufacture facilities are located in Shenzhen, Wuxi and Nantong, Jiangsu, China. Its business is all over the world, and there are subsidiaries in North America and R&D sites in Europe.
After years of development, SCC has established a long-term and stable strategic cooperative relationship with the world's leading communication equipment manufacturers and medical equipment manufacturers. It has become a key high-tech enterprise of the national torch plan, the first national technological innovation demonstration enterprise and national enterprise technology center in the printed circuit board industry, a leading enterprise in China's printed circuit board industry, a pioneer in China's packaging substrate field, and an advanced enterprise in electronic assembly manufacturing, The chairman unit of China Electronic Circuit Industry Association (CPCA) and the chairman unit of the Standards Committee have led or participated in the formulation of a number of industry standards.

About Oneseine

ONESEINE TECHNOLOGY CO.,LTD is a branch company of ONE PCB Group Corporation Limited,is a leading manufacturer of printed circuit boards,which is specialised in producing HIGH FREQUENCY PCB,Multilayer PCB,Fr4 PCB,Rigid-flexible PCB,was founded in 2013.
Our service including quick turn prototype,1-24 layers pcb production,rogers+fr4 mix stack up fabrication,taconic teflon ptfe PCB manufacture Etc.Our company's sufficient stocks of pcb materials such as Rogers,TACONIC,Arlon,Isola,F4B,TP-2,FR-4 (dielectric rage:2.2-16)

ONESEINE have 2 factories,One located in Junfeng industrial park,Shenzhen, another in  Jiangxi province. Most of high frequency and multilayer PCB business in shenzhen, and fr4 PCB business in JiangXi.Our main customer come from all over the world, such as Ireland,Ukraine,Brazil,Spain,American,Australia,England,Italy Etc.we emphasize the significance of traning program for every staff in the company even grass-roots employees which becomes the most competitive  factors to surpass others,our company have many experienced and professional teams from  management to production line,30% are highly educated among the total amount of employees,advanced engineers and enior technicians are up to 80 people.
we are committed to improving our product quality constantly. Our operation is ISO 9001:2008-certified, and our products are CE- and RoHS-marked. Moreover, we are in the process of applying for the QS9000, SA8000 certifications.

About Fastprint

Founded in 1999 and headquartered in Shenzhen, Fastprint was listed on Shenzhen Stock Exchange. Three manufacturing campuses were built in Guangzhou, Yixing of Jiangsu Province and the UK respectively. Five branch offices were opened in Beijing, Shanghai, Wuhan, Chengdu andXi’an. Besides, there are two subsidiaries in HK and USA, dozens of customer service centers at home and abroad. That is to say, Fastprint shaped the international network of marketing and technique, offering more than 4,000 customers from the globe the good quality service.
Fastprint’s future goal is to build the biggest quick-turn manufacturing platform of prototype, various types and low volume PCBs in the world; to offer advanced manufacturing of IC Substrate and the assorted technical service; to build the open technical service platform and organize experienced specialists groups, forming the comprehensive capability of universal core technique in E-hardware design; to offer personalized one-stop solution matching the local various types and quick SMT service.

About Suntak

Founded in Shenzhen in 1995, Suntak is a high-tech listed company engaged in producing circuit boards, with nine high-tech intelligent circuit board plants across Jiangmen, Zhuhai, Dalian,Suzhou in China, as well as in Thailand. The products have been extensively applied in mobile phone, computer, automotives, communication, server, industrial control and other electronic information fields(Stock Code：002815).
Focusing on the pressures and challenges faced by customers in the electronic information field, we provide competitive circuit boards and solutions, constantly creating maximum value for customers. Adhering to the core values of customer success, open innovation, integrity and mutual support, and self-criticism, Suntak will become a world-leading manufacturer of printed circuit boards.