... HOT-GALVANIZED CORRUGATED Grain Steel SILOTypeCement Flat Bottom Assistant systems:1. chain conveyor2. bucket elevator3. cleaning machine4. level sensors5. temperature ... process and civil work design, auto-control system as well as manufacture, installation, commissioning of ... , fumigating, cold storing, ventilating, dust collecting, temperature and moisture measuring ect. Aslo personnel training and ...