Unisat's PizzaSwap already supports the sUSD stablecoin issued by @ ShellFinance. SUSD is a stablecoin on the Bitcoin network that supports the use of BTC, ORDI, SATS and other assets are used as collateral for casting. The build of BTC ecosystem is slower than other ecosystems, and the foundation of Infra is weaker, but there is still a group of people who are building tenaciously.