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, biological and fashion applications. The company has been both awarded as “National High-tech Enterprise” and ranked top 10 among China’s top 100 electronic component enterprises for consecutive years. The main products are electronic components, semiconductor components, information and communication components and new energy components and system integration. Within these industries the sales volume of ceramic substrate for chip resistor and ceramic rod for resistor are one of the market leaders in the world. Following the philosophy of innovation, CCTC founds R&D institute in materials and equipment, and builds 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 participated in and accomplished numbers of national and provincial level scientific research programs and worked on research and development of numerous high-tech products. More than 30 CCTC products were awarded as “National High-quality Product Gold Award”. Patents cover China and developed countries overseas. CCTC regards “Sincerity and Diligence, Innovation in Technology, Respect Talent, Collaboration and Friendship” as her cultural values, insists on creating high values for society, seeking welfare for employee and interests for shareowner, 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, an Expert in Advanced Materials in the world.