We met in Guanghuamen Square for a special exhibition of the Winter Olympics. There is a free outdoor ice rink. There are various Winter Olympics publicity activities. There is a robotic arm to simulate the high-level skiing. It is quite exciting. A group of four people, standing and fixed, headband VR glasses, The huge robotic arm simulates the irritation of various skiing in the air, and when you dive down, people are screaming, that is, the queue is too long, and we watched it for a while. There are various dolls and mascots inside, attracting many young people to take pictures, and everyone does not want to miss the four-year event.