Excuse me, could you please clarify what you mean by "direct material cost purchase"? Are you referring to the cost of acquiring raw materials or components that are directly used in the production or manufacturing process of a product? If so, this cost would typically include the price of the materials themselves, as well as any associated costs such as shipping, handling, and taxes. The direct material cost purchase is a critical component of a company's cost of goods sold (COGS), as it directly impacts the profitability of the products being sold. Could you please provide some more context or elaborate on your question?