... Corn Bottom (800t - 5,000t)3. Hopper Bottom Steel Silo with Steel Structure Base (10t - 1,200t)Assembly steel ... structure base10T-1200TProject show:1, 3000T x 3 steel silo with concrete corn bottom:(China mainland)2, Wheat storage ... Corn Bottom (800t - 5,000t)3. Hopper Bottom Steel Silo with Steel Structure Base (10t - 1,200t) Services include ... to CHINA, Welcom to YIKAI ! Yikai steel storage grain bins