Ningbo Huarui Automation Equipment Co., Ltd. (HRPC) is located in Xikou Industrial Zone of Ningbo, which is the main production zone of hydraulic & pneumatic components. It takes only one hour's drive from Ningbo Airport and Ningbo Station. Our company is an ISO9001:2000 certified manufacturer & wholesaler of Ball Valves, High Pressure Ball Valves, Globe Valves, Hydraulic Cylinders, Oil Cylinders, Connectors and Other Cylinder Components, which are widely used in Oil, Gas, Nuclear, ...