Beihai Huihuang Langjie Environmental Protection Technology (Group) Corporation is a high-tech enterprise, which integrates scientific reserch, manufacturing of (industry) exhaust gas treatment of automobile, motorcycle and VOC system, and both import and export trade. Our factory is a demonstration production base which mainly produce high-tech environmental product, which is located in Beihai high-tech indutrial zone and No.36 Tibet Road respectively .