ATO: refers to the order assembly, rear can accept customer order issued production assembly, ATO before accepting a customer order is predictable, but the purpose is to advance in advance to prepare its supply, ATO was itself should be according to customer order production, in this system, ATO must at the same time for homemade attribute, if ATO coexist with model properties, is refers to the customer when ordering the material, the material list can list its can choose the son of a material, namely in a sales management or export trade system can order different products according to customer's request configuration, ATO model and the difference is that the office model ATO model should be equipped with ship assembled again after the production order, regarding model by selecting a direct shipment,
Model: in the bom list of the optional materials, in this system, the model can be ATO or for the office,