What day is the 25th day of the first lunar month?

Tianchuan Festival is a traditional festival in China. The festival time varies slightly from place to place, including the seventh, nineteenth, twentieth and twenty-third day of the first month. As a memorial day for the people of China to commemorate the goddess of mending the sky to save mankind, it is also a festival for ancient people to look forward to good weather, prosperity of all things, bumper harvest of agriculture and happiness and peace. Among the folk festivals in China, the only folk festival in which housewives offer sacrifices reflects the importance of ancient women in family life.