Major Snow (Chinese: 大雪), is the 21st solar term of the year. During Major Snow, the snow becomes heavy and begins to accumulate on the ground.The temperature drops significantly.
Winter Solstice (Chinese: 冬至) is the 22nd solar term of the year. On the first day of Winter Solstice, the Northern Hemisphere experiences the shortest day and the longest night in the year, as the sun shines directly at the Tropic of Capricorn. From then on, the days become longer and the nights become shorter. The Winter Solstice also marks the arrival of the coldest season in the year.
Minor Cold (Chinese: 小寒) is the 23rd solar term. During Minor Cold, most areas in China have entered the bitter cold stage of winter. The ground and rivers are frozen. The cold air from the north moves southward continuously.