How to check the number attribution by SMS?

You can edit the short message "60 1+ space+mobile phone number" or "HMGSD+ mobile phone number to be checked" and send it to 1000 1 to find out where the number belongs. Customer service 34 will answer your questions. Broadband on demand, fast thinking. The official account of China Telecom's Guizhou customer service WeChat can directly handle the keyword "Broadband on demand", which is convenient and fast.