Chaozhou Three-Circle (Group) Co., Ltd., founded in 1970 and listed on the Shenzhen Stock Exchange in 2014 (stock name CCTC, code 300408), is headquartered in the Fengtang Three-Circle Industrial City in Chaozhou, Guangdong, and is a leading domestic base for electronic components and advanced materials. Its products cover standard and automotive-grade ceramic capacitors, as well as precision ceramic structural parts, optical-communication components, ceramic appearance parts, package bases, modules and electronic materials, widely used in pan-semiconductor, new energy and automotive, optical communications and industrial equipment fields.