Our company is a joint-venture between Bumian Fluid Machinery Co., Ltd. (Mainland) and Bumian Fluid Machinery Co., Ltd. (HK). We are devoted to the development and production of PNEUMATIC DIAPHRAGM PUMP and VISCOSITY CONTROLLER for many years, and have strong development and production as well as perfect after-sales service. We are a competitive company in mainland China. We serve industries such as soft packing, corrugated, water treatment, chemical, coating, and ceramic etc.