Chaozhou Three-Circle (Group) Co., Ltd. (CCTC), founded in 1970, is a premier Chinese manufacturer of advanced ceramic materials and electronic components. The company is publicly traded on the Shenzhen Stock Exchange (SZSE: 300408) and listed on the Hong Kong Stock Exchange (HKEX: 6951).
Headquartered in Chaozhou with major production and R&D subsidiaries in Shenzhen, Chengdu, Deyang, Suzhou, and Wuhan, CCTC is recognized as a national single-champion demonstration enterprise in manufacturing. The group adheres to a “Materials+” philosophy, integrating material formulation, precision structural ceramic engineering, and component packaging.
CCTC holds market-leading positions worldwide in alumina ceramic substrates for chip resistors, ceramic rods, optical communication ceramic ferrules, and high-performance Multilayer Ceramic Chip Capacitors (MLCCs), serving tier-one global customers across consumer electronics, telecom, new energy, and automotive industries.