Is birthday according to the solar calendar or the lunar calendar?

According to the traditional customs and culture of China, birthdays should be celebrated according to the lunar calendar.

1. Lunar calendar is a unique calendar in China. It is actually a kind of yin-yang calendar, based on the solar year in the form of full moon and leap moon. 2. People in China pay great attention to birthdays, and birthdays can only calculate the date of birth in the lunar calendar. It is impossible to celebrate birthdays in the solar calendar without paying attention to birthdays. 3. Traditional festivals in China are based on the lunar calendar, taboos in China are based on the lunar calendar, and auspicious days are also based on the lunar calendar. Zodiac is very important in China people's mind, and people's zodiac is based on the lunar calendar. Most old people celebrate their birthdays in the lunar calendar and remember their children's birthdays in the lunar calendar. People celebrate their birthdays, partly to celebrate and bless themselves, and partly to commemorate the difficulties of mother's pregnancy in October and parents' upbringing. In fact, the lunar calendar can be used, and happiness is the most important.