Shanghai Spring Industrial Co., Ltd located in Shanghai, China, it is a company focusing on ship clean and environmental energy, integrating system research and development, design, manufacturing, service and trade，Our main business areas are vessel scrubber system (EGCS), Ship shore power system, ship energy saving devices(ESD), and other ship environmental protection systems. We are the professional scrubber system integrator, devices, spares and service supplier in China. We are also the fastest growing supplier of ship shore power devices in China.