At the beginning of our establishment, Xi'an Deqi was the agent of German water treatment equipment and promoted German sewage treatment technology in China, won good achievements on the promotion of sewage treatment equipment oil-water separators made by German Pasawang Company, supported German Pasawang Company in 2000 and got the value of more than 4 million US dollars from equipment sale, and the design and installation engineering of Shengli Oilfield sewage treatment systems.



After 2000, Deqi Company gradually expanded emphasis and input to the environment protection...