The main part of the rack system is beam rack system, different in that three-way stack fork lift rail is assembled on the floor of the rack base. Scalene angle-iron is usually used in guide floor rail. The forklift should only be the special three-way stack fork lift. It slides along the guide rail. The width of stack aisle for storage system is a little loarger than the goods on pallets, high density storge need is implemented. This system still provides 100 % product selectivity and utilizes the vertical space for pallet storage. High storage efficiency and density is very suitable for storage and logistics center that adopts VNA racking systems. It will bring you significant production efficiency and cost-effective.