1. Open the browser, search for Shanghai Jiao Tong University Drinking Water Source BBS, and click to enter the official website.
2. Click the "New User Registration" button in the upper right corner of the official website page to register.
3. Fill in the user name, password and other necessary information, and submit the registration form.
4. Log in to your account and browse, reply or publish new posts on the Drinking Water Siyuan BBS.