Product name: Storage racks, storage mezzanine racking, heavy duty racking, warehouse storage racking All composite racking structure, fit for much higher warehouse, storage goods by manual and storage generous quantity goods. It can be designed into two or three layer according to actual situation and ensure full use of the space. It is widely used in the areas of automobiles, electronics and mechanics, etc. Features: Mezzanine Racking&Multi-tier racking is suit for high warehouse, light cargo, pick by man and large storage quantity situation, which can increase the using space. Multi-tier racking systems are widely acceptable to automobile and logistics industry. Its bottom level can be shelf form and above flat form or both shelf form. The bottom shelf is not only storage goods place but also support the above level. Can be design many layers(usually 2-3 layers), and with staircases handrails, elevator and lighting systems. If the bottom beam distance can make short, the whole system cost can low down a lot too.