Dalian Manke Pump Co., LTD/Dalian Long Prosperous Co., Ltd. was founded in 2007, is a set API610 centrifugal pump, ANSI pump, slurry pump, vacuum pump, positive displacement pump and other products design and development, manufacturing, sales and service in one of the national high-tech enterprises. Our products are widely used in Sinopec, petrochina, CNOOC, Sinochem, Wanhua Chemical, Shengho...