Wu said that according to portaldobitcoin, BlackRock, the world's largest asset management company, announced on Thursday (29th) that it would cooperate with Brazilian stock exchange operator B3 to launch the iShares Bitcoin Trust ETF BDR in Brazil, which is in line with the launch of the iShares Bitcoin Trust ETF BDR in the United States. ETF Similar, this is Brazil’s first cryptocurrency ETF. Because it is an asset issued in Brazil and backed by overseas stocks, BlackRock's product is defined as a Brazilian Depositary Receipt (BDR), known as the ETF BDR.