Shanghai Kehan Industrial Co.,Ltd. is a high-technology enterprise established in 2005, operating as a manufacturer and trading company based in Shanghai, China. With 11 to 50 employees, the company specializes in the manufacturing of "Rainbow" brand surge protective devices, including Signal Surge Protective Devices and Power Surge Protective Devices. Shanghai Kehan Industrial Co.,Ltd. holds ISO 9001 and ISO 14001 certifications, demonstrating its commitment to quality and environmental management. The company is also pursuing UL certification and conducts research and manufacturing to meet specific enterprise needs. As a full member of the China Reproducible Energy Research Association, Shanghai Kehan Industrial Co.,Ltd. has established strong relationships within the communication, electric, and water treatment industries, exporting its products to domestic and international markets.