Profit 2: the income from recharging the membership card is equivalent to the customer's savings card, which will greatly increase the customer's stickiness.
Profit 3: Children's Karting Alliance, professional children's karting stores (such as No.65438 +0 karting) will hold children's karting activities from time to time.
Profit 4: professional go-karting training class.
Profit 5: Racing equipment and protective gear income.