What is JUST (JST)?

This altcoin is promoted by coinmarketcap as follows: — A popular new decentralized finance (DeFi) ecosystem built for the TRON blockchain. —
Maximum Supply: 9,900,000,000
Circulation Supply: 1,433,850,000
Traded exchanges: Binance- Huobi – HBTC- Upbit- OKEx- Poloniex and others.
Do you know this coin? What do you think about its future?