The day when a person is born, the day when he turns one year old every year is also called birthday. Happy birthday to you. It also refers to the one-year-old day every year.
Calligraphy embodies the classics of Chinese studies and the wisdom of health preservation. Calligraphy is an indispensable part of Chinese classics, and one can express his wisdom in the form of calligraphy. Calligraphy can also show a person's virtue and talent. Birthdays are expressed in calligraphy, which is one of the expressions in China for five thousand years. Literati in particular can also express their love.
Calligraphy has a high-end flavor, and a beautiful calligraphy can best express one's mind and win the favor of elders.