What does Lao Huangli mean when he says that Daming's auspicious days are all forgiven?

This 2 1 day is a day when the world is open and the sun shines, and Pepsi has done its best.

Xin Wei, Ren Shen, Gui You, Ding Chou, Yi Mao, Ren Wu, Shen Jia, Ding Hai, Ren Chen, Yi Wei, Ren Yin, Chen Jia, Yi Si, Wu Bing, You Gengxu, Xinhai, Bing Chen, Ji Wei, Geng Shen, Xin You.

You can do anything on this day.