Shanghai Hengye Chemical Industry Co.,Ltd.,specializes in manufacturing and supplying various absorbents such as Molecular Sieves, Activated alumina, Catalyst, Silica gel, and relevant materials at fully competitive market price. As a core enterprise of Hengye Group. it founded in year 1992. Our regular customers include large oil fields, air-separation and purification area, professional laboratories, petroleum industry companies, refrigerant plants, windows and doors industries, pharmaceutical industries, auto dryer parts, wholesalers and retailers, etc. we are proud to be the first class manufacturer and exporter in this field for over ten years.