Is the constellation in China divided according to the national calendar or the lunar calendar? How is it divided?

Of course, it is the solar calendar, which is the' calendar' as the saying goes. Constellations originated in foreign countries. Therefore, time should also be calculated according to foreign time. Don't talk so much nonsense. Simply put, the solar calendar on the day you were born is your horoscope on that day of that month. Then you can find out by looking it up online at that time.