Beijing Haixin Energy Technology Co.,Ltd. engages in the manufacture and sale of purifiers and catalysts. It produces and sells desulfurization purifiers and catalysts, special catalysts, and other purification products used in oilfield associated gas, biogas, natural gas, coal-to-gas, refinery gas, and other fields, as well as provides energy purification services. The company also offers biofuels and other related products; and Polymethoxy dimethyl ether used in oil, oil clothing, coatings, paints, oil drilling, industrial cleaning, pesticides, and other industries.