Great God, can't the American att m8 use telecommunications?

The network standard of China Telecom is cdma. Only when the mobile phone supports this network standard can the mobile phone card of Telecom be used. If they don't support this standard, they can't use the mobile phone card of Telecom. If you need a telecom mobile phone, you can query the specific supported network standard parameters online according to the specific model of the mobile phone. You can log on to China Telecom's online business hall to buy it.