The in-package traffic of China Unicom Alibao Card is nationwide traffic. The national traffic outside the package is charged at 0.1 yuan/MB. When the total reaches 1 yuan (i.e. 10MB) on that day, an additional 1014MB traffic (i.e. 1 Yuan/1GB national traffic). The extra 1 yuan and 1GB of national traffic are valid for the same day, and so on, automatic renewal and stacking, no billing if not used.