Shelving and racking systems designed for organizing and efficiently storing parts, tools, and materials in manufacturing facilities. These systems maximize the effective use of limited factory space while improving work efficiency and supporting 5S activities. Includes various types of shelving such as heavy-duty steel racks, light-duty racks, pallet racks, cantilever racks, and mobile racks, designed according to the weight and shape of stored items. Features clear specifications including load capacity, modular construction, and height adjustment functions, optimized for parts supply and finished goods storage in production lines.