Profile: Shanghai Delong Glue Co., Ltd. is specialized in manufacturing gelatin, hide glue and bone glue. Gelatin (hide glue) is a kind of protein based animal glue produced from pig and bovine skin & bone. By multiprocessing, it is ground into a kind of primrose yellow, semi-transparent particle without odor or taste. It is widely used as main raw material in the industry of packaging, bookbinding, adhesives, emulsifying agents and cosmetics.