After-sale Service :   Ltd. since its inception has been to provide customers with high quality, efficient service, Henan. Our service is close, make careful, the price is satisfactory, make the client is at ease. "Customer oriented", to provide customers with the overall comprehensive service, "service as the core" for customers to create the most valuable products. The quality as the center of gravity to do a series of polymeric aluminum chloride, polyacrylamide series, activated carbon filter series of water treatment products in a full range of services to customers! In the sales of products, the interests of customers is our first consideration, our service to the pursuit of refinement, from the pre-sale consulting, enthusiastic service to the sale of products to promote, we are required to be fine. A rese