Chengdu Tieda Electronic Co., Ltd was established in 1989. We specialized in the research, design and manufacturing of various varistor. Our current annual production of various varistor reached 150 million pcs and increase by about 30% per year. We are one of the main varistor manufacturers in China. We possess strong technical development capacity and have more than 10 technical patents. The Explosion Proof Varistor, which developed by our own technicians, was successfully applied to domestic famous consumer appliances, like air condition, TV, etc. It obtained a prominent effect in the improvement of the appliances� security. Through our continued research and improvement, our products got a significant development in the key technical function, as withstanding surge pulse lifetime, maximum energy, etc. At the same time, it improved the security and reliability of our varistor. We have been certified by ISO9001 quality system. Our mainly products got the certificates of UL&CUL, CQC, VDE safety requirement authorities. We also have many quality customers from home and abroad. We sincerely hope we can serve you with our products of quality and best services. We warmly welcome you to visit our factory and establish long-term business relationship with us.