Is birthday based on the solar calendar or the lunar calendar?

The date of birth is calculated according to the year, month, day and hour of the lunar calendar and the 24 solar terms.

Birthday (Gregorian calendar): 20 13 February 17 June 1: 37.

Birthday (lunar calendar): the eighth day of the first month of Qiuci year.

Eight-character ghost, four armor, yin armor, Yi Yin ugly