Kao Chai Jai is a platform to promote physical activity and health knowledge from the Department of Health, focusing on getting Thai people to have exercise behavior and have more physical activity in their daily lives. which can access the platform to challenge your heart by Through the Kao Chai Jai application, via LINE Kao Chai Chai (@thnvr) and through the Kao Chai Chai website. (www.kaotajai.com) where users send exercise information in various types. And the system will calculate calories and health points that can be exchanged for rewards.