Tools: computer.

1. After entering the game, click the "Personal Management" interface.

2. Click "Trading Platform" to enter the official trading website.

3. After binding the account on the website, you can see the items registered in the game and wait for the player to buy them after putting them on the shelves. If the sale is successful, you will get reward points.

3. Enter the Welfare Center and click "Use Points" to withdraw cash.