You can cancel the quick payment of Shanghai Huacheng Southwest International Travel Service Co., Ltd. through the following methods:
Log in to your bank’s official website or use the bank APP, enter the “Quick Payment” or “Payment Settings” section, find the relevant payment company or service, and then select “Shanghai Huacheng Southwest International Travel Service Co., Ltd.” to cancel the operation.
Dial your bank’s customer service number, follow the voice prompts, contact the customer service staff, and explain that you want to cancel the fast payment binding with Shanghai Huacheng Southwest International Travel Service Co., Ltd.
Go directly to the bank branch and explain to the counter staff that you want to cancel the fast payment binding with Shanghai Huacheng Southwest International Travel Service Co., Ltd., and the staff will help you.
Please choose the appropriate method according to your specific situation.