I have a moving point. How can I change them? what can I do?

The steps for redeeming sample points of telephone charges in China Mobile's online business hall are as follows: Open a browser, enter China mobile integral Mall (jf/), click "Login", enter your mobile phone number, password and verification code, and log in. Enter the personal page of China mobile integral Mall, check the personal account points, and then click Basic Communication-Local Call on the left, and you can see the products with various call durations. At present, 500 points can be exchanged for 30 minutes of local calls. After selecting the redemption target, click "Direct Redemption". Check the gift information you just ordered, select "Get Verification Code" on the right to check the consumption points, and then the mobile phone will receive a confirmation message-SMS confirmation code, then enter it in the box and select "Submit Order". After that, the "Exchange Complete" dialog box will appear, and then click "My Account" to view the M value of the account. If it is reduced, it means that the points just redeemed have been deducted, and the mobile phone will also receive a message of successful redemption.