Chongqing Hangyu oil purifier manufacture Co.,Ltd a hitech jiont-stock enterprise,has developed on the basis od former Chongqing Hangyu Oil purifier Fctory.Now,the company located in Chongqing hi-tech indusrtial decelopment zone,has an area of 21mu and annual out value of 60 million yuan of oil purifier and apparatus.It is a competitive hi-tech company in the world ,specialized in oil-purifier researching and manufacturing.ISO9001 certified in 1999.it is engaging in supplying various fields