SONGLONG PUMP mechanical seals.SONGLONG PUMP is a professional manufacturer of corrosion-resistant pumps and industrial pumps, a high-tech enterprise, ranked thirteenth in China's pump industry and a member of Dalian Quality Association. SONGLONG PUMP is a professional manufacturer of corrosion-resistant pumps and industrial pumps with nearly 30 years' experience and technology in researching, designing and manufacturing, and our leading products have been exported to domestic and overseas markets so far.SONGLONG PUMP now has three factories covering a total area of 140,000 square meters, which are located in Thirteen Mile Industrial Park in the Free Trade Zone of Dalian City, Sanjianbao Industrial Park in Lushunkou District of Dalian City, and Hongjia Industrial Park in Lushunkou District of Lushunkou City. Building area of 77,390 square meters, 770 employees, a variety of professional and technical personnel more than 400 people, the annual output of pumps 20,106 units, the annual output value of 1.138 billion, total assets of 800 million. The main products include: corrosion-resistant pumps, oil pumps, water pumps, slurry pumps, desulfurization pumps, self-priming pumps, multi-stage pumps, double-suction pumps, submersible pumps, submerged pumps, boiler feed pumps, circulating water pumps, condensate pumps, duplex steels, mechanical seals, diaphragm couplings.