Christmas parties, having Christmas dinners and exchanging Christmas gifts. Protestant and Catholic religious leaders in Hong Kong publish Christmas announcements on Christmas Eve. Although December 24, the day before Christmas, is not a holiday, some businesses let employees and bosses off work early, and the stock market only opens in the morning on that day. Christmas Eve at night is the climax of the festive atmosphere. Tsim Sha Tsui, Causeway Bay and Lan Kwai Fong in Central are crowded with people enjoying Christmas lights and carnivals. Churches and chapels hold Midnight Mass that evening, and some Protestants and Catholics attend religious gatherings. Most shops, restaurants and entertainment venues are still open during Christmas, while public transportation, such as the MTR and buses, is available overnight on Christmas Eve. All primary and secondary schools, kindergartens and tertiary institutions in Hong Kong will have Christmas holidays. Most primary and secondary schools usually hold the Christmas Party on December 20 or 21, and then Christmas holidays until New Year's Day, so Christmas and Lunar New Year is the longest consecutive holiday throughout the year except summer vacation. The student organizations of colleges and universities will also hold Christmas parties from mid-December. Students at colleges and universities usually do not need to attend classes from Christmas Day to New Year's Day. Hong Kong citizens use the Christmas holidays to meet friends, family or friends for gatherings, shopping and pastimes, while young people like to spend holidays as a couple or find partners during the holiday, like another Valentine's Day. In addition, people in Hong Kong generally think that Christmas gifts must be opened until Boxing Day on December 26; this day is also referred to as "gift opening day", but in fact, most people open their Christmas gifts as early on Christmas Eve or Christmas morning, and there is no habit of opening Christmas gifts until Boxing Day on the 26th. Some children write to Santa Claus; the letters are sent to the "Undeliverable mail" department of the Post Office, and the staff of the department responds as Santa Claus to each letter. In addition, some people celebrate Christmas with the Winter Solstice until New Year's Day. Macau Christmas is a public holiday in Macau. Its traditions are mostly influenced by the Portuguese since the territory was a colony of Portugal until December 20, 1999. Casinos in Macau remain open on Christmas Day. Christmas