20-foot standard dry cargo sea Container 20-foot standard dry cargo sea Container 20 GP Container external size is 20 feet * 8 feet * 8 feet 6 inches, abbreviated as 20 feet Container, the standard sea Container is the most common Container, mainly used to transport general goods, it is suitable for all kinds of containers that do not need to adjust the temperature. It is generally called Standard Dry Container meeting the ISO Standard isUsed for sea and inland transportation