How to write Tomb-Sweeping Day's English composition?

Tomb-Sweeping Day's English essay model is as follows:

Tomb-Sweeping Day is a traditional festival in China.

The 104 day after the winter solstice (or the 15 day after the vernal equinox) usually occurs around April 5 of the Gregorian calendar (see China calendar).

Astronomically speaking, it is also a solar term (see Qingming). Tomb-Sweeping Day is the first day of the fifth solar term, named Qingming.

Its name "de" records the time when people go out to enjoy the green of spring and look after the graves of those who leave.

Tomb-Sweeping Day is a traditional festival in China, which lasts from winter to the day after 104 (or the day after the vernal equinox 15), usually around April 5 in the solar calendar (see China calendar).

It is also a solar term (see Qingming). On the first day of the fifth solar term, Tomb-Sweeping Day is called Qingming. Tomb-Sweeping Day's name refers to the season when people go out for an outing, that is, when people pay homage to their old friends.