Chongqing Mingzhu M&E Co., Ltd. Located in western strategic highland- Chongqing Xiyong Microelectronics Industrial Park, is a state-recognized high-tech enterprise, specializing in R&D, production, sales and service of screw pumps, rotor pumps, water injection pumps and skid-mounted integrated devices and other related product. We are one of the domestic single screw pump industry standard formulation units and our technology is in the leading position intenationally. The company covering an area of over 20,000 m², which is the largest screw pump development and production base in the Asia-pacific region. We have more than 30 well-known domestic experts, professors and senior engineers and employees with college degree or above account for more than 70% of the company's total employees.