Chaozhou Three-Circle (Group) Co., Ltd. (CCTC) was established in 1970. The company has been listed in Shenzhen Stock Exchange since 2014 (stock code: 300408). It is a comprehensive enterprise engaged in research and development, manufacturing and sales of electronic basic materials, electronic components and communication devices. The company’s products cover optical communications, electronics, electrical, machinery, energy conservation and environmental protection, new energy, and fashion applications,etc. Among them, company’s ceramic ferrules for fiber optic connectors, alumina ceramic substrates and ceramic rods for resistors are among the market leaders in the world. The company has been both awarded as National High-tech Enterprise, National Model Enterprise of Manufacturing Champion in Single Product and being ranked top 10 in the tally of China’s top 100 electronic component enterprises for consecutive years.

Unswervingly adhering to the philosophy of innovation, CCTC has founded R&D institute in materials and equipment, and builded an innovative team led by academicians and experts as well as doctor-degree holders. The group is devoted to research and development of new materials, products, equipment and technology. The company has been participating in and accomplished numbers of national and provincial-level key scientific research programs. A number of products were awarded as “National High-quality Product Gold Award”. Patents cover China and developed countries overseas.

Upholding the quality policy of “scientific and technological innovation, honest service, continuous improvement and satisfying customers”, CCTC has established a complete product quality control system. The main products are of ISO9001 and IATF16949 quality management system certifications, ISO14001 environmental management system certifications, and IECQ international electronic components quality certifications. The products have entered the global procurement chain, and are widely recognized by clients. CCTC regards “Sincerity and Diligence, Innovation in Technology, Respect Talent, Collaboration and Friendship” as her cultural values, insisting on creating high values for society, seeking welfare for employee and interests for shareholders, actively participating in various public welfare establishments, which was successively awarded as “National Advanced Spiritual Civilization Work Unit”, “Guangdong Province Model Group” and “The top 100 private enterprises of Guangdong Province”

CCTC, Expert in Advanced Materials in the world.




Ceramic appearance

Optical communication



Electronic materials

Science and innovation, Sincerity and efficient service, continuous Improvement, and overall Customer Satisfaction.

CCTC insists on a solid quality policy with “Science and innovation, Sincerity and efficient service, continuous Improvement, and overall Customer Satisfaction”. CCTC set up a complete quality control at all sections and divisions in every levels by whole process quality control and continuous improvement. The main products have obtained ISO9001 and IATF16949 quality management system certification, ISO14001 environmental management system certification, IECQ international electronic component quality certification and American UL certification. After entering the global procurement chain, products have been widely recognized by users.