1. Log in to mobile banking, click the fixed investment fund to be modified through "Investment and Finance-Fund Investment-Holding-My Fixed Investment", and click "Modify" to modify it;
2. Log in to personal online banking, click "Change" and cancel the fixed investment signing through "Investment and Financial Management-Fund-My Fund-My Fixed Investment";
3. Change the fixed investment information at CCB outlets with my valid ID card and the savings card for purchasing funds.
(In case of business changes, please refer to the actual situation. )