First of all, what is your warehouse type, a finished product warehouse or a raw material warehouse or a semi-finished product warehouse? Secondly, it depends on what kind of products your company belongs to, precision electronic products or bulky hardware rough parts. Either way, as long as the classification is clear, the product number and raw material number are complete, and the location is easy to manage. For example, according to customers, according to the nature of raw materials, according to the collocation of finished products, according to suppliers, or simply according to the material number.