S-Fitness Center provides service about exercise for the healthy body to all ages. In Bangkok areas have many places for exercise where is the substitute products of S-Fitness Center, for example, stadiums or gyms where to provide several sports and service to people, parks where is the most of the people select to exercise because it have not expenses and relax for them. Moreover, there is Home Fitness which is exercise at home by yourself. So, the customers can select their several exercise of demand. These substitute products do not impact to S-Fitness Center because our fitness provides the high-quality service especially the trainer who is the expert person about exercise and exercise equipment and our fitness concern the exercise equipment efficiently and safely to customers.