We are a leading company of services in the safety of power transmission lines: research, production, sales integration of integrated enterprise. "locking nut.defensive series.the anti-bird equipement and power symbol series"the three major series products as the main line. it was established in 2007, but our Sales network covering more than 20 provinces and cities in domestic, and through the electronic network platform, the products are exported to United States, South Korea, Malaysia, Indonesia, India, Iran, South Afri and other over ten countries, many years of experience in supplying anti-theft nut and other electric power products. the fast growing depend on its reliable quality and best service. we looking forward to your cooperation and welcome your visit. thanks.