In the nostalgic clothes of Tianlong Babu, practice requires experience. In the game, integral cultivation is a way to improve the character attributes. When you complete tasks, fight monsters or other activities in the game, you will get experience values, and practice with these experience values. Point cultivation can improve the character's fighting ability, health, mana and other attributes, and make the character stronger. Therefore, it takes a certain amount of experience to practice. How much experience you consume depends on the cultivation project you choose and the current cultivation level.