David John Hall In general, the ice sports include curling, ice hockey, Short track speed skating and so on. Curling is also known as the ice snooker, and it requires participants to use the wisdom and think for a few minutes sometimes to complete a throw, the curling does not have very high requirements on the physical quality, and it also does not have violent physical contact, which is a combination of physical power and intellectual power, and it is also a sport with very strong interest. What is more, the audience can fully participate in it and enjoy the fun of it. Curling takes a team as a unit to do the throwing sport on the ice and sets two small items of men and women, which is the competition in Olympic games. The curling is like a round pot, made of natural Scotland granite with no mica, and all the natural granite used to manufacture high quality curling in the world are produced in a small island offshore Scotland, well, only the Scotch master the top technology t