Chongqing Super Mechanical&Electrical Co., Ltd is Located at Chongging, a southwest electromechanical manufacturing center. Chongqing Super is a professional leading manufacturer and supplier of oil purification machine and petroleum oil analyzers. The company is made up of technology department, manafactuering department, market department, quality control department and R&D center. With over 15 years experience in oil purification and testing industry, we have buildt parternership with customers from home and abroad, and gained highly praise from our customers. With high quality, easy operat...