币界网报道：[Brazilian Stock Exchange B3 launches Ethereum and Solana futures contracts backed by US dollars] According to the Coinnet report, the well-known Brazilian exchange B3 opened trading in Ethereum and Solana futures contracts today. In addition, B3 has also adjusted the existing Bitcoin futures contracts to reduce costs to attract domestic retail investors. These alternative currency contracts are mainly for international customers. Two months ago, B3 attracted much attention for becoming the world's first exchange to launch an XRP ETF. This progress is due to the improvement of Brazil's regulatory environment, and the country is committed to becoming a cryptocurrency hub. Today, B3 further consolidated Brazil's position in the industry by launching new futures contracts based on Solana and Ethereum.