What does it mean that there is a small hole next to the telecommunication signal transmitter?

At present, what we are inquiring about is LAN, that is, device interface instructions and web page links. We'd like to know about the latest broadband package, mobile phone card package and other business charges. Please log on to the online business hall of Guangxi Telecom for consultation.

The above information is for reference only. The city has launched Gigabit and C. 5G double Gigabit packages, 1000M broadband and 60G traffic for the whole family * * *. For details, please visit the online business hall of Guangxi Telecom. The customer service phone number 3 12 will answer your questions.