Odaily News Web3 cross-chain infrastructure Swan (formerly FilSwan) issued a document on the X platform stating that it has launched the Swan Chain test network on the Optimism OP Stack. In addition, the Swan Jupiter incentivized test network event will be held from November 20 to December 20. Users can stress test the latest features of the network and receive rewards. The reward pool is 150,000 SWAN. According to previous news in January, FilSwan announced the completion of a US$3 million SAFT round of financing, led by Binance Labs and SNZ Holdings.