This analysis dissects policy signals and market reactions before and after the summit, charts the evolution of U.S. regulatory attitudes, and forecasts the medium-to-long-term trajectory of the crypto industry.I. Introduction: The First White House Crypto Summit and Its AftermathOn March 7, 2025, the U.S. White House hosted the first-ever "Crypto Summit." Prior to the event, the market widely anticipated the Trump administration would unveil major positive signals, such as announcing additio...