Why does the mobile phone number in Yi Nian Xiao Yao have eleven digits?

Because all mobile phone numbers have 11 digits.

"Yi Nian Xiao Yao" is an ink and wash Chinese style placement and immortality mobile game. When logging in, you need to use your mobile phone number to log in to your personal account, and all personal mobile phone numbers are composed of eleven digits. It is composed of numbers, so the mobile phone number in this game is also 11 digits.

The game "Yi Nian Xiaoyao" uses a unique ink painting style to allow players to step into the path of immortality anytime and anywhere, and easily experience the daily life of cultivating immortals.