Chinese New Year is China's most important holidays in China are also known as "Spring Festival" because the spring in Chinese calendar day begins with the Lee Chun, The first day of the solar of the Chinese calendar such date as the end of winter., similar to the festival of the West. The festival begins on the first day of the first month in the traditional Chinese calendar and ends with Lantern Festival on the 15th. The night before Chinese New Year is the day when Chinese families gather for their annual dinner. This is known as Chúxī or "Rotation at night" because the Chinese calendar is lunar and solar. Chinese New Year is often referred to as the "Lunar New Year's Day.