The Chinese team won the gold medal in short track speed skating relay. Do you know the classification and differences of ice skates?

On March 17, Beijing time, in the men's 5000m relay final of the World Short Track Speed ​​Skating Championships, the Chinese team composed of Sun Long, Lin Xiaojun, Liu Shaoang and Liu Shaolin won the championship with a time of 7 minutes 18.468 seconds. This is the fourth gold medal won by the Chinese team in this World Championships.

China's men's 5000m short track speed skating relay team won the gold medal, and this good result once again demonstrated the strength of Chinese skating. So, do you know the classification and differences of ice skates, which are important equipment for skating?