最新报道:The top 5 crypto gainers on July 31, 2025, include DeFiChain (DFI) surging 28% to $3.45, followed by Solana (SOL) climbing 19% to $145.60 amid network upgrades. Chainlink (LINK) rose 15% to $22.80 as adoption grows, while Polkadot (DOT) gained 12% to $18.30 ahead of parachain auctions. Rounding out the list is Avalanche (AVAX), up 10% to $35.75 due to increased institutional interest. Analysts attribute the rally to bullish market sentiment and key ecosystem developments.