Bovine gallstones are stones in the gallbladder, bile duct or liver duct of cattle or buffalo. When slaughtering cattle, pay attention to whether there are hard lumps in the gallbladder, bile ducts and liver ducts of the cattle. If there are any lumps, it
This machine for reel original colored paper or drum paper . Such as kraft paper, glossy paper, medical paper.It consists of a paper bag process by puncture, center glue, color code length, raw material into a tube, set off long retreat, bottom fold botto