- Users can place/withdraw as many bids as they want before the end date🙋
- On the end date, the contract will halt bid placing/withdrawing and go down the list of bids from highest to lowest unit price...
-用户可以在截止日期之前提交/撤回任意数量的投标🙋
-在结束日期，合同将停止投标/撤标，并从最高单价到最低单价依次进入投标清单。。。