China Electronics Technology Group Corporation No.8 Research Institute (CETC) is an electrical equipment institute that offers research, development, application, and dissemination of optical fibre and cable transmission technology. The institute provides products such as automatic mining and control systems, civil optical cables, optical cable assemblies, optical cable manufacture equipment, optical fibre connectors, optical fibre sensors, optical modules and transmission assemblies and security and monitoring systems. It offers automatic mining and control systems such as desulfuration gypsum granulation monitoring system, electrostatic precipitator control system, heating ventilating and air conditioning control system and soot blowing control system, among others. The institute markets its products through a network of distributors across China. CETC is headquartered in Beijing, China.