With Solstice is the day with the shortest daylight and the lonest night in the whole year.It marks the start of the coldest season in the whole year. After that,temperatures become lower and lower. People’s ouutdoor activities decrease gradually. Farmers don’t have too much work in the field,but are mainly busy maintaining their irrigation systems and preventing crops from frost. Meanwhile,they do preparations for sowing seeds in the spring next year. Chinese people have always attached great importance to the Winter solstice.?People in many places treat Winter Solstice as a festival,with different ways to celebrate in fifferent places. On Winter Solstice,people in north have the custom/convention of eating dumplings,while people in south eat tangyuan as a tradition.