How to enable same-day traffic on China Mobile

The 24-hour package currently has intra-provincial traffic package and domestic traffic package. Reply to 8397 to order a 5 yuan 24-hour 1GB intra-provincial traffic package. Reply to 8398 to order a 10-yuan 24-hour 2GB intra-provincial traffic package. Reply to 83321 to order. 10 yuan for 24-hour 1GB domestic traffic package.