2. Ski jumping is a competitive event in the snow. With snowboarding as a tool, on a specially designed platform, we compare the speed, jumping distance and action posture obtained by using our own weight to help the landslide. It is an independent branch of skiing and is classified as skiing in international sports taxonomy.

3. Skiing on the platform originated in Norway in19th century, and 1924 was listed as the Winter Olympics. 1976, the International Skiing Federation decided to change the standard slope and steep slope from K70 and K90 to K90 and K 120 respectively. 1982 A ski jumping team was established in Jilin City. 1984, China held the first ski jumping competition. In 2003, China ski jumping team was sponsored and trained in Austria all the year round.

4. The highest organization of freestyle skiing is the International Skiing Federation, with its headquarters in Bern, Switzerland. The highest organization in China is the China Ski Association, which is headquartered in Beijing.