Joke Collection Website - Blessing messages - Do you often use traffic or telephone charges?

Do you often use traffic or telephone charges?

Flow.

Long-distance communication is a way of communication through network connection, which uses network traffic to transmit voice and video data. Different from traditional telephone calls and text messages, continuous calls will not generate additional telephone charges or text messages. When users use long-distance communication, they should purchase corresponding traffic packets, which provide network traffic for data transmission.