Features: 1) The product material is made from "Tianhaiyuan" brand Chinese soft-shelled turtles of organic. Through hot air drying by steam oven, it is crushed by pulverizer 2) The fine degree is over 200 mesh, and purity is 100%. It has no any accession of antiseptic and antimicrobial 3) We are one of the biggest and earliest factories producing turtle products in China 4) The hydroxyproline can achieve 2.61%. (hydroxyproline is the main component of collagen protein of soft-shelled turtle, which can be directly absorbed by human body. Other turtles are only 1.12% 5) Suitable for people with lack of calcium. Can also be used for producing a sort of capsules as health food 6) Very good quality, and mainly exported to Japan and Korea Inner packing: 1kg/aluminum bag Outer packing: 20kg/ctn