Deep Tide Techflow News, on December 28, analysts expect that the world's four major banks BNY Mellon, State Street, JPMorgan Chase, and Citi will begin offering cryptocurrency custody services in 2025. These banks collectively manage over $12 trillion in assets, and this development is expected to drive the mainstream adoption of the cryptocurrency industry and promote participation in cryptocurrency assets at the institutional and national levels. Analysts believe that improvements in the regulatory environment will provide a pathway for these banks to offer custody services, further promoting the legitimization of digital assets.