Which is earlier, beginning of spring or Equinox? why

Beginning of spring is the first of the twenty-four solar terms in the Ganzhi calendar, also known as the beginning of the year, the establishment of the Spring Festival and the first month festival. Standing means "start"; Spring represents warmth and growth. So "beginning of spring" means that spring has already begun. The vernal equinox is the law of the sun's movement and the midpoint of 90 days in spring. Overwintering crops in most parts of China have entered the spring growth stage.

Beginning of spring is a time point or period. According to the tradition of China, the 15 day in beginning of spring is divided into three periods: "when the east wind thaws, when the stinger starts to vibrate, and when the fish is frozen".

The spring equinox is in the middle of spring. On the vernal equinox, the sun shines directly on the equator, and the time between day and night is equal all over the earth. Therefore, the ancient vernal equinox and autumnal equinox are also called "equinox", and there is a folk proverb that "vernal equinox and autumnal equinox are equally divided day and night". Judging from China's farming system, beginning of spring is beginning of spring, and sowing began. Beginning of spring, Rain, Surprise, Equinox, Qingming and Grain Rain are the spring of the lunar calendar.

Beginning of spring is one of the important traditional festivals of the Han nationality. Since the Qin Dynasty, China has always regarded beginning of spring as the beginning of the Meng Chun season. Beginning of spring is divided from astronomy, with spring flowers and flowers; Spring is growth, cultivation and sowing.