20 15 what's the date of Tomb-Sweeping Day Xie?

April 5, 20 15 (February 17, lunar calendar) Tomb-Sweeping Day.

Tomb-Sweeping Day is also called the outing festival, which is at the turn of mid-spring and late spring, that is, 108 days after the winter solstice. It is a traditional festival in China, and it is also one of the most important festivals to worship ancestors and sweep graves. The traditional Tomb-Sweeping Day of the Han nationality in China began in the Zhou Dynasty and has a history of more than 2,500 years. Influenced by the Han culture, 24 ethnic minorities in China, such as Manchu, Hezhe, Zhuang, Oroqen, Dong, Tujia, Miao, Yao, Li, Shui, Jing and Qiang, also have the customs of Tomb-Sweeping Day. Although customs vary from place to place, grave-sweeping and outing are the basic themes.