The registration address of henan dongko water treatment materials ltd. Is located in the village of the old wells in the town of nord sanctuary, municipality of zhui, with the registration authority of the zhui city market supervision authority, with legal representatives li zhui, operating in the following areas: production, sale of fibreballs, activated carbon, polymeric aluminium, polypropylamine, filtering, plastic fillings, water purification materials; distribution of: water handling condensants, water treatment equipment and accessories, water treatment materials, air purification equipment, chemical products (other than hazardous), fire resistant materials, valves, pipes, mechanical and electrical equipment and accessories, plastics; import and export of goods and technology (with the exception of goods and technology for which national laws and regulations require authorization to operate or prohibit imports and exports); water treatment technology development, technical services; design, construction of environmental works。