Xiamen Hongfa Electroacoustic is a relay manufacturer from China. The company was founded in 1984 and has more than 20 subsidiaries. It distributes its products to more than 100 countries and regions. HONGFA RELAY's main product is relays, of which they produce 1.5 billion per year. The company also makes contactors, distribution boards and installation protection, among other things. HONGFA RELAY relays are used in, among others, the energy industry, transport industry and telecommunications industry. Manufacturers of medical and household equipment also use them.