For example, the Korean calendar is precisely identical.
Conclusion The Chinese calendar has been tweaked and updated for at least 5000 years.
Autumn in The Lichun solar calendar of Jieqi intervals If you are a farmer it is the not the moon that determines when seed needs to be planted, corn harvested, and lambs are due to be born.
After the grand celebration of this festival days will be filled with longer daylight hours.
Christians developed a similarly complex calculation to the Chinese for calculating the date for each year.
It was also one of the few days of financial settlement in a year - debts were paid off and accounts settled.