Mobile phone traffic 10 yuan. The night package (free time) is only available during customers' free time (23:00-8:00). This package includes the traffic of 2048M(2G, 3G) mobile phones during their free activities in the province. If you exceed the package, do you charge according to 1 yuan /M or 0.5 yuan /M, and charge according to the standard rate of your existing package?