On December 22, 2013, the day is the Winter Solstice, it is an important day in China, it becomes a tradition. More than 2500years ago, Chinese people had detected this day by measuring the sun. What is special on the day? The answer is that the daytime lasts the shortest while the night lasts the longest of the year. It means the new round of the solar term, the Winter Solstice is the earliest. As an old tradition, people treat that day a grand day, they celebrate it. In the north, most people eat dumplings, while in the south, people have rice dumpling and boiled dumpling. Though people celebrate in a different way, they share the same happiness, family get together and have a big dinner. Winter Solstice gives family a chance to get reunion, the young come home to have a chat with parents and promote their communication.