Edible gelatin is dry, clean and uniform, without inclusions, and passes through a standard screen with a pore size of 4mm, that is, 5 meshes. Processing into 10- 120 mesh, such as milk powder. Contains 18 kinds of amino acids and 90% collagen, and has health care and beauty effects. It is used in food industries such as aspic, canned food, candy, sausage, vermicelli, instant noodles, ice cream, etc., and the national standard GB6783-94 is implemented, and SGS, TTS quality certificate and CIQ veterinary hygiene certificate can be designated for replacement.