Sixty years old is the year of sixty. Since ancient times, our country has used heavenly stems and earthly branches to date each other intricately, which can form sixty pairs of branches, so it is called "sixty branches" or "sixty flowers", so sixty years old is also called "the year of sixty". Huajia: In the old days, the cooperation between heavenly stems and earthly branches was used as the calendar year, and 60 years was a huajia, also known as a Jiazi.

The year of hearing, hearing, calendar, and flower: 60 years old. Because "standing at thirty, not confused at forty." (Confucius said: "I am determined to learn five times out of ten, stand at thirty, not confused at forty, know my destiny at fifty, listen to my ears at sixty, and follow my heart at seventy." -"The Analects of Confucius is a government"), so future generations call 60 years old "the year of listening".

Flower armor: heavenly stems and earthly branches used it to date the year, starting from A, and 60 years became a week, so it was called 60 years old. Huajia: In ancient China, time was recorded with dry branches. The so-called dry branch is short for heavenly stems and earthly branches.

There are ten heavenly stems and twelve earthly branches, and the ten heavenly stems and twelve earthly branches are matched into sixty units in sequence, which is usually called "Sixty Flower Jiazi" or "Flower Jiazi".

When this time-keeping word is used to remember a person's age, it means that a person is 60 years old by "the year of the year of the flower" or "the year of the flower". Flower armor: refers to 60 years old, dating with dry branches, intricately matched, and repeated for 60 years.