Grain storage system from designing, manufacturing to erecting. Yikai company is a leading manufacture of steel silos, conveyors, grain cleaning equipments, low temperature dring, packing and stacking machines from china. The steel plates and bolts of silos are high quality galvanized. The other equipments are painted by industrial paint or galvanized. There are three kinds of steel silos. 1. Steel silo with flat bottom and flat concrete foundation 2. Steel silo with steel hopper bottom and steel supports 3. Steel silo with concrete hopper bottom and foundation Bulk