1. overload-proof: storage of maximum load of each layer shall not exceed rack weight design.
2. super high and width: shelf height, width restriction, card Board and dimensions of the goods should be slightly smaller than the net space.
3. impact-resistant: forklift truck in the process, try to gently.
4. prevent top-heavy: should senior light cargoes, the underlying principles of heavy cargo.
5. Prevention of non-standard pallets, best suited to the end of the word.
6. when placed above the shelf, the operators try not to go directly to the bottom shelf.