The second and the sixteenth day of every month,  we worship the Lord of the Soil and Ground (Tudi Gong), especially the second day of the Lunar New Year, generally known as his birthday, in fact, is an on board day, also known as "Head Teeth". Most of the company will prepare the rich offerings for celebration, and wish he blessing this year, to get a great harvest. Another way of saying, every gods descend to the world on the first and the Fifteenth day, Tudi Gong have to inspection with them. If we worship him on those day, his brothers will rob all the good due to he is not here. And finally it's become welcome the god on first and fifteenth day, worship Tudi Gong on second and sixteenth day .