The process of selecting and purchasing the racking system mainly includes Demand side of the warehouse racking system requirements - suppliers for the program design selection - program exploration and optimization - program reasonableness, optimization degree evaluation --Quotation--Supplier selection--Contract signing--Detailed technical design of racking system --Shelving system manufacturing (material preparation, processing, surface treatment, packaging, etc.) - Shelving system installation - acceptance. Selection of shelves depends on their own product categories and specifications of size, weight and quantity; light bulk goods types of products with more lightweight angle steel type frame, carton type, box type of products to be more selected from the medium-sized shelves or three-post shelves, the length of this shelves from, a single layer can be placed in a number of boxes, turnover box, containers. Attic platform above more irregular products, large light-weight products, most of this product is too occupied area, and the attic platform was originally installed on the basis of the original ground on a floor, saving the storage site, but also improve the utilization of high altitude; double attic shelves are used for accessory storage as well as distribution of small items library, parts warehouse, heavy-duty shelves are mostly used in the electronics industry, the paper industry, a variety of industries, the use of Shelving should pay attention to the load-bearing performance of the shelves, heavy-duty shelves are used for storage of large quantities, pallets deposited products, can save overhead space. Customer requirements for warehouse racking system should usually include warehouse floor plan, unit (packaging) goods specifications, characteristics, weight, pallet goods specifications, stacking height and load capacity, access mode (manual, mechanical, automated access) and equipment, Guiyang shelves where to sell, in and out of the warehouse frequency, Guiyang shelves where to sell, Guiyang shelves where to sell, Guiyang shelves where to sell, the management system requirements, the way of control and so on. Shelves full variety - manufacturers * - non-standard size can be customized - quality * guarantee.