1. Strategic procurement is a systematic and strategic procurement management, aiming at establishing a long-term cooperative relationship with suppliers, ensuring the stability of the supply chain and obtaining continuous technical support and innovation; Centralized procurement is centralized procurement, mainly through packaging and wholesale, to improve bargaining power at the lowest purchase price and obtain relatively rich resources.
2. Warehousing mainly focuses on establishing relatively scarce excellent service supply channels, pursuing "permanence" and sharing "competitive advantage". Its application targets are mainly professional subcontractors, and buyers are willing to implement the strategy of "high quality and good price"; Centralized procurement pays more attention to "quality" and "price", pursues "reality" and shares "scale dividend". Its application targets are mainly equipment and material suppliers, and the purchaser chooses to implement the strategy of "winning the bid at a reasonable low price".