... puchen electronic co.,ltd manufactures automotive air condition compressor control valve ,high pressure relief valve ,speed sensor,thermal protector ... . STRENGTHS: Puchen’s Strengths:1.36 kinds of control valves which suit most of the vehicles on the roads. ... Puchen Electronic Co., Ltd No.186 Huafeng Road, Economic Development Zone Jintan, Changzhou Jiangsu Province, China. Website : www.puchenvalve ...