Supplier-of money (about 15%... by local variety)In General, including distribution costs, research and development expenses of the supplier.Vary by region.
Suppliers - of profit (different by about 15% ... region) in general, including distribution expenses, research and development expenses of the supplier.
Supplier: make (15%, depending on the region.In general, the physical distribution cost, including the cost of research and development of suppliers and the like.Depending on the area.