1. Insert SIM Card after arrival（Need Real-name Registration）
2. Connect mobile data
3. Automatically connect to CSL and set APN.
4. Most smartphones can automatically set APN. If it cannot set APN automatically, please refer to the manual in the package for setup.
5. After running out of data, you can either add value and restart the same data plan for $388 or turn on other data plans.
6. Turn on "csl Wi-Fi": After inserting the card, dial *111# on the mobile phone to obtain the password of the csl Wi-Fi service