The 1st generation of tank container for bulk cement/coal powder was developed decades years ago for Tree Gorges Project. After these years of development, this type of container now is widely used in ocean transportation and inland tansportation. Different models for different purpose. Optional configurations make this type of containers popular nowadays.

Generally, there are 2 sizes: 22CBM & 20CBM. After development of these years, there are more optional sizes including 24CBM version. And residual ratio are all below 0.3%.