Linyi Tianheng Electronic Technology Co., Ltd. is a professional company that integrates research and development, production, sales, and service. Its main products include: fault arc monitoring system, electrical fire monitoring system, power monitoring system (fire equipment power monitoring sensor), intelligent lighting system, self resetting overvoltage and undervoltage protector, emergency lighting centralized power supply, dual power mini(CB) and PC grade, KBO control and protection, surge protectors, residual current transformers, residual voltage controllers and other products, factory price direct sales,Tianheng Electronics is willing to cooperate with friends from all walks of life in China to promote development, share harmony and prosperity.