10Mm Slim Pool Light,Underwater Led Swimming Pool Lights,Led Swimming Pool Lights Outdoor Light,Slim Led Lights For Pools Shenzhen Poolux Lighting Co., Ltd. , https://www.pooluxled.com Baolong Pump Manufacturing Co., Ltd. recently developed a new oil-refining industry shield pump. The pump machine explosion-proof, completely leak-free. According to user requirements design pressure, do not have to consider the import pressure. The use of shielding pump costs are lower, generally only need to mention bearings, bushings and thrust plate can be.