As a professional relay, relays manufacturer, exporter, supplier and factory in China, Hongda Electric Group Co., Ltd., was founded in 1983 and locates in LiuShi ---The Electriacal Capatal of China. Hongda is one of the leading manufactures specializing in developing and producing all kinds of high or low voltage al products, relay, relays and accessories in China. As an enterprise certified by ISO9001 system strictly, we have also got many safety certificates, su-ch as CB, SEMKO, FIMKO, ESC, CCC, VED, UL, CE etc. As the professional manufacturer and exporter, we have inter- national marketing experience of ten years. Our products, relay, relays reach all over the world.