ZN Waste Oil Regeneration Plant Manufacture Co.,Ltd is a leading oil purifier manufacturer in China, which engages in developing, producing, selling a series of oil purifier such as transfomer oil regeneration system, lubricating oil purification plant, turbine oil filtration plant, fuel oil purifier and so on. We also provide oil tester(BDV Tester). We practice in this line for eight years, so we have a strong technology and gain rich experience. Our products have been exported to many countries, and get a high reputation.