HEBEI LONGKAI PUMP INDUSTRY CO.,LTD . WE ARE A MODERN INNOVATIVE ENTERPRISE CONCENTRATING ON FLUID CONTROL PRODUCT RESERCH , DEVELOPMENT MANUFACTURE SALES AND SERVICE .WE USE EXQUISITE TECHNLOLOGY AND ADVANCED EQUIPMENT TO MANUFACTURE INTERNATIONAL PRODUCTS. OUR MAIN GOODS ARE DIAPHRAGM-TYPE METERING PUMP,PLUNGER METERING PUMP, HYDRAULIC DIAPHRAGM METERING PUMP, PNEUMATIC DIAPHRAGM PUMP, VARIABLE PUMP. SCIENTIFIC AND TECHNOLOGICAL INNOVATION , AND PERFECT SERVICING IS OUR PERSUIT.