Drive-in rack, is also named drive-through rack, the structural principle of the drive-in rack is to connect several rows of column pieces, without a beam structure, supported by a top beam, and connected by a corbel and a pallet guide rail, and the pallet goods are placed on the pallet guide rail. Forklifts can drive directly into the cargo aisle for access to goods. When storing, first inside and then outside, when picking up goods, first outside and then inside, which is a typical first-in, last-out storage concept.which is suitable for the storage of goods with fewer varieties and a large amount of inbound and outbound storage.