How does Telecom send SMS to open wifi?

If you need to use ChinaNet wireless hotspot network, you can directly refer to the following methods:

Search for links to hotspots directly in the places covered by China Telecom ChinaNet wireless hotspots, and you can connect directly without a password.

When you open the mobile browser, you will automatically jump to the login interface of the telecom wifi network, and the reference page will prompt you to enter your mobile phone number to receive the verification code to complete the activation and use.

Please check the page description for the specific tariff. If there is wifi duration in the package, you can also use it directly.