G = Green—green; O = Oxygen—oxygen; L = Light—sunlight (light); F = foot—foot activity. From the meanings represented by these four letters, it is natural to see that golf is first a natural and healthy sport. Golf is one of the top five sports in the world. While exercising, golf can naturally cultivate the temperament of the golfer, so that golf enthusiasts can understand the truth of life. At the same time, golf is also a very social sport.