It's annoying to always receive such junk messages in the middle of the night. How to shield

If you want to refuse to receive spam messages, then you can contact your telecom operator to explain the situation and ask them to cancel the corresponding SMS sending function for you, or if you know who the merchant who sent you the SMS, you can also contact that merchant directly and stop pushing related marketing messages with you. Nowadays, mobile phones do often receive advertisements from various businesses, so it is good to block them and explain them to operators.