Nanjing Rainbow Electric Co., Ltd was established in 2002 which focuses on electrical materials production, marketing, services and logistics. We are one of leading transformer components and insulators manufacturer in China. Our group also undertake new transmission line projects and substation constructions, as well as swithgear insulator and insulation materials production. NJREC GROUP headquarters is located in Nanjing City, with the largest Port in Yangtze River Delta region. Our factory consist four branches: 1-Solid Transformer Bushing and Metal Accessories Plant, 2-OIP/RIP/RIF Condenser Bushing Plant, 3-Porcelain/Composite/Glass Insulator Plant, 4-Electrical Insulation Materials Plant. NJREC GROUP has already exported to North America, South America, Australia, Southeast Asia, Africa, Europe and 50 other countries and regions. Transformer Bushings and Insulators manufactured by NJREC correspond to the international standards as referred to their quality and are in the market at the most competitive prices. NJREC Quality Policy:- NJREC products are reliable in operation;- NJREC promptly satisfies the customers' requirements and demands;- After-sale maintenance and service is executed promptly and considering a high level of technical competence;- Long-term partnership with our customers is the precedence for us;- We follow the requirements and permanently improve the effectiveness of ISO 9001 Quality Management System. NJREC has built a good reputation for high quality products, timely delivery and responsive customer service. And has kept its development process, considering his responsibilities and missions about being one of the esteemed and respectful companies in the transformer bushing, transmission line and substation industry.