we are a professional mechanism oil puriifer machine manufacturer from Chongqing, China. The company is joint-stock high-tech enterprise, after ten years of development, company has grow into a comprehensive enterprise, engaging in oil puriifer, oil purifier, oil purification, oil filtration, transformer oil treatment, lube oil filtration, waste oil disposal , and Imp & Exp trading. NAKIN products are widely applied in projects of transformer substation, electric department, steel structure,