How to activate nighttime free data package via SMS

You can edit the text message "XS5" and send it to 10010 to activate the 2G free time traffic package, 5 yuan/month, including 500M of intra-provincial traffic, and the excess will be charged according to the original tariff package traffic, (the free time period is 00:00-8:00); it will be opened on the 16th, and the monthly rent will be charged at half price and half amount for the current month, and the monthly rent will be charged for the full month from the next month. Thank you for using it! You can edit the text message "XS10" and send it to 10010 to activate the 3G free time traffic package, 10 yuan/month, including 1G of intra-provincial traffic, and the excess will be charged according to the original tariff package traffic (the free time period is 00:00-8:00) ); it will be opened on the 16th, and the monthly rent will be charged at half price and half amount for the current month, and the full monthly rent will be charged from the next month. Thank you for using it!