Telecom card has been useless for a long time, so you can't make calls or send text messages when it is installed in your mobile phone.

Hello, first of all, thank you for your support to China Telecom.

According to your description: Please try to change your mobile phone to another telecom mobile phone. Is there something wrong with your mobile phone? If not, your mobile phone card may be locked after being unused for a long time. Anhui Telecom will serve you wholeheartedly, and I hope my answer can be adopted by you. Telecom has reduced its price, and the mobile phone bill is only 30% off! 49 yuan charges 129 yuan, including 330 minutes of voice and 600M traffic, which can double the traffic 1 yuan! 69 Yuan Bao 189 yuan; 89 yuan package 289 yuan; 99 yuan bag is 329 yuan. Please visit Anhui Telecom's online business hall for details.