HENAN ZHONGCHUANG PURE EP EUIPMENT CO.,LTD.affiliated company of LANGDONG FILTER EQUIPMENT CO,LTD. its head quarter, its head quarter, HENAN LANGDONG FILTER EQUIPMENT CO. LTD, is situated in Yuzhou City, Henan Province, where is honored as the first capital of China, and the wholly owned subsidiaries, KUNSHAN LANGDONG FILTER EQUIPMENT CO. LTD is located in Kunshan city, Jiangsu Province, where is known as the birthplace of Kun Opera. LANGDONG FILTER EQUIPMENT CO. LTD is a comprehensive company including develop, design, produce, sale and after-service. The company has a professional R & D team, and draws on the advanced technology of the world on the products so that innovating constantly. Company also has environment protection equipment manufacturing factory and filter press accessories manufacturing factory.