How are the four seasons divided according to the lunar calendar? New calendar? What month, spring and summer? Are the modern vernal equinox and summer solstice?

Refers to the calendar used by fans in fortune telling, not the lunar calendar or the new calendar, but the summer calendar distributed according to the 24 solar terms.

The summer calendar is very different from the lunar calendar, but it is almost the same as the new calendar, so you can probably know the branches of the summer calendar by looking at the date of the new calendar.

The summer calendar starts from spring to long summer, and the day before is spring. The day before from long summer to beginning of autumn is summer; The day before from beginning of autumn to beginning of winter was autumn; It is winter from the beginning of winter to the beginning of the next spring.