Mobile phone is a kind of portable telephone terminal which can be widely used. It is called a mobile phone or a wireless phone. At first, it was just a communication tool. It was commonly known as "mobile phone" in China in the early days.
Mobile phone number, also known as mobile phone number, is a series of numbers consisting of 1 1 digits, which is uniformly planned by the Ministry of Information Industry. Regardless of GSM system or CDMA system, users of digital mobile phones will get a mobile phone number card when they "access the network".