1. Log in to www.baixiaobai.cn and official website, and enter the customer service center-Join column to check the joining conditions and application methods.

2. You can call 400-9963-000.

3. You can scan the WeChat QR code and join the WeChat customer service group.

4. You can send the specific requirements to the e-mail address of :join@baixiaobai.cn and get in touch in time.