Jumbo bag discharging machine is widely applied in chemical, bulk drug, food, plastic, carbon black, mining, building materials like cement gypsum powder, lime powder etc. and other industries. The machine mainly deals with the discharging of powder and granulated material from the jumbo bag( big bag). Considering its simple structure, low cost and easy and convenient operation, this machine is cost-effective. In the meantime its special binary channel design can prevent the dust pervading to protect the environment.