The hoof tendon hair system is divided into water hair and oil hair. The general process of water hair hoof tendon is: first knocked over the hoof tendon to be hair washed with water, put into the container with water to steam on the cage for 4 hours. Then soak in cold water for 2 hours, and then add water, green onions, ginger, yellow wine, etc., steamed to soft without hard heart, remove and then put into cold water to continue to soak. At this time the hoof tendon is semi-finished products.