JD。 The express number of COM. Express delivery number refers to the unique identification code of the express package, which contains the detailed information of the recipient's express mail, usually consisting of numbers and letters. The delivery order number of JD.COM Mall is the express VA of a certain area of VC, indicating personal business, refusing to deliver goods, and VB generated by the return of goods from Beijing warehouse indicates delivery. VC, VD, VE, VF, VG represent each warehouse to refuse to return goods from Beijing warehouse, and each warehouse corresponds to it respectively. VY stands for pop after-sales return.