The Winter Olympics is the largest comprehensive winter sports meeting in the world. It is held every four years. 1986, the IOC plenary session decided to separate the Winter Olympics and the Summer Olympics from 1994 and hold them every two years. 1992 Winter Olympics is the last Winter Olympics held in the same year as the Summer Olympics. 20 18 At 8: 00 pm on February 9th, the opening ceremony of the 23rd Winter Olympic Games kicked off in Pyeongchang Olympic Square, and the 7-day Winter Olympics officially started. Korean and Korean athletes will hold the peninsula flag and enter the stadium together.