Recently, the cryptocurrency sector has seen a surge in ETF applications, with mainstream assets such as Solana (SOL), Litecoin (LTC), and Ripple (XRP) taking the spotlight. Multiple institutions have submitted spot ETF applications in an attempt to meet the market's demand for diversified investment tools. If these ETFs are approved, they will provide investors with a low-threshold, high-transparency way to allocate crypto assets, while also pushing the market towards regulation and mainstream acceptance. However, regulatory uncertainty remains a core challenge, and the market is closely monitoring the approval progress.