How can I manage tokens? That will allow me to make a profit from participation in the project for a long time
Owning KStarCoin tokens, you can send them to crowdfunding, receive privileges and discounts from companies that work with the platform, you can pay for goods and services, or use a wallet to store funds safely. You can read about all the possibilities in this article
https://medium.com/@KStarCoin/what-is-kstarcoins-benefits-2d93fc107025What about bonuses for storing tokens? If the user is in no hurry to sell their tokens on the exchange, which helps maintain value, then he will somehow be rewarded?