Song Chuan gives maximum attention and efforts towards innovation and R&D. We strive to develop innovative products that exceed customer’s expectations. We develop and produce a complete range of Electromechanical Power Relays that can fill your existing and future demands. Song Chuan continues to grow by supplying quality relays with professional technical support, on time delivery, and competitive pricing for all customers. We are dedicated to giving our customers the best possible service level and support.