# Order aggregation PK\&Blind Box

### Order aggregation and grouping PK/Blind-Box minting

### **Network-wide Order Aggregation**

The smart contract automatically executes three-person grouping for hand game PK.

In the token blind-box method, MEFI and NFT (props) blind

Minting cost each time: **100** USDT

![](https://3726807259-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F8mFmMIfbgkTj5HyMxGg9%2Fuploads%2FERTcVkBuyX2v1SWVebVV%2F20220815203039.png?alt=media\&token=9710220d-97af-4167-b7c3-a6bebfca9964)

### Stablecoin USDT redemption/exchange method

The minted MEFI tokens can be used to redeem USDTs from the platform system or traded/exchanged at PanCakeSwap.

Redemption value of USDT: Real-time market value of MEFI



### Hand Game PK Rules

![](https://3726807259-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F8mFmMIfbgkTj5HyMxGg9%2Fuploads%2Fa7dYvVIreL9ddGW6RcLX%2F20220815202830.png?alt=media\&token=a69af060-dab7-4c84-beef-dae6e237f5f6)

### MEFI Token Blind Box Rules

After the automatic three-person hand game PK, each of the rest 2 persons obtains TOKEN blind boxes and NFT prop card blind boxes.

![](https://3726807259-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2F8mFmMIfbgkTj5HyMxGg9%2Fuploads%2Fy37kbBJaHs28ESGsmfWa%2F20220815222352.png?alt=media\&token=cc331179-b247-4d24-b54a-b6460d8b7916)
