??Chongqing Yuneng Oil-Purifier Manufacture Co., Ltd., a hi-tech joint-stock enterprise, has developed on the basis of Former Chongqing Yuneng Oil-Purifier Factory. Now, the company, located in Chongqing hi-tech industrial development zone, has an area of 21 mu and an annual output value of 6o 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 with advanced, reliable and suitable vacuum oil-Purifier, special oil-Purifier...