1. First of all, you need to open a browser, enter "Sichuan Exit-Entry Administration" in Baidu, and search Baidu.
2. Then click the "Exit-Entry Administration of Chengdu Public Security Bureau" option, and the webpage interface will be displayed.
3. Then click to open the interface of "Sichuan Entry-Exit Administration" to enter.
4. Next, click the "Pre-registration of Overseas Accommodation" option on the page.
5. Finally, enter the application number for inquiry.