What is the last solar term in Bailuyuan?

Are you asking what is the last solar term of the Millennium? This solar term is summer.

In front of the Millennium is the heat, which means to leave when it is hot. It is the14th solar term in the twenty-four solar terms of the lunar calendar. The solar term is around August 23rd in Gregorian calendar, and the sun reaches 150.

When the sun reaches longitude 150, it is summer in the twenty-four solar terms of the lunar calendar, which is a solar term reflecting the temperature change. "Chu" means to hide and die, and "early summer" means that the hot summer has passed.