How long does China mobile broadband expire and send notification SMS?

Right away. China mobile broadband will be notified by SMS as soon as it expires. Because arrears will lead to no internet. People's Republic of China (PRC), China for short, is located in the east of Asia and on the west coast of the Pacific Ocean. It is a socialist country under the people's democratic dictatorship led by the working class and based on the alliance of workers and peasants.