Deep Tide TechFlow News, October 22, according to official news, UniSat announced that the CAT20 trading market has officially launched on the Fractal Bitcoin mainnet. This market introduces a decentralized exchange (DEX) style interface to better meet users' trading needs. Users can conduct bulk buy and sell transactions on the platform, with a maximum of 3 UTXOs sold at a time, and can flexibly cancel orders. At the same time, the market is compatible with Native Segwit and Taproot addresses. Transaction fees are paid in FB, and the service fee rate is 0.3%.