1. Open Douban and log in via WeChat, account password or mobile phone number. If you don't have a Douban account, you can register with your mobile phone number and verification code. 2. Search for "Douban Payment Bank" in the top search box, and the "Douban Payment Bank" group will appear. 3. Click to apply to join the "Douban Payment Bank" group, write down the reasons for calling, and then wait for the management to review the notes.
It can be downloaded from Douban.