Can Ali Wangwang withdraw the news?

Yes, you can. Ali Want Want cancels the message as follows:

Step 1: Log in to Ali Want Want, as shown below.

Step 2: Send the message (here, send the message at will), as shown in the figure.

Step 3: Move the mouse over the message, as shown:

The blue ... sign appears behind the message. Click and select "withdraw", as shown:

Step 5: After clicking Withdraw, the message will be withdrawn and will not be sent again. And there is a prompt "You withdraw a message", as shown in the figure.