How to restore the data function of China Unicom card by sending text messages

If you are consulting about activating the mobile Internet function, there is currently no way to activate it via SMS, but the mobile Internet function is enabled by default. As long as your mobile phone supports the Internet function, set the parameters for the mobile Internet. It can be used; if you have turned off the Internet access function before, it is recommended that you contact the manual customer service at your home location to activate it. If the problem still cannot be solved, it is recommended that you contact customer service at your home location to inquire.