It is important having a great hitter to get point in a baseball competition. The other key point is perfect defense. So there are many infielders in the field. They have to deal with lots of grounder. The performance of infielders often affects pitcher's emotions and results of baseball games. The aims of this study were to focus on the importance of infielders catching ground balls, and to analyze the characteristics of a ground ball in infield, and the preparing, moving and catching movements of infielder dealing with a grounder. Based on the literature review, we created a form to provide coaches and athletes to improve athletes' movements during training, to promote the stabilization of catching grounder.