You can go to Huawei Customer Service Center Changsha Xingsha Bancang Road Store (the store that participated in the service experience day). The address is on the second floor of China Jewelry (next to China Bank), No.221,Midea Bancang Middle Road, Jinghua, and the telephone number is 073 1-86808664. You can also query the address information of Huawei Customer Service Center in the following ways:

1. You can find the nearest service center through the "Services" page in the member service APP that comes with your mobile phone.

2. At the bottom of the official website page of Huawei Mall, there is a query address of after-sales outlets.

3. Pay attention to the official account of WeChat, "Huawei Terminal Customer Service" on WeChat, and click the service center in service support.

Tips: It is recommended to back up the data in advance, bring the warranty certificate or purchase invoice, and go to the local Huawei after-sales service center for maintenance.