It looks like you're asking to based on a version string for Sword and Fairy 7 (also known as Chinese Paladin 7 ), specifically an update from 2.0.1 → 2.1.0 , dated 13.03.2... (likely 13th March 202?, or a build number). Sword and Fairy 7 update 2.0.1 - 2.1.0 -13.03.2...