管理在市场上提供产品/服务的所有费用。估算产品/库存供应的总体成本，包括通过各种合作伙伴和渠道分配的成本。考虑从产品准备发货到到达目的地的所有物流流程的成本。 Managing all expenses to provide products/services in the market. Estimate the overall cost of supplying of products/inventory, including the cost distributing it through various partners and channels. Consider the cost of all the logistical processes that occur from the moment a product is ready to be dispatched to the time it reaches the destination.