Commercial market operations for cultural relics, shall be handled exclusively by an authorized department, with unifiedpurchase and pricing and strengthened administration.
对文物商业市场，则应归口经营、统一收购、统一价格、加强管理。
2
We will promote the centralized purchase and unified distribution of basic drugs.
推进基本药物集中采购和统一配送。
3
You can also use the Unified Modeling Language (UML) class diagram to structure the purchase order information, as shown in Figure 2.