[Polkadot releases 2025 roadmap: upgrade cross-chain messaging, shorten DOT unlocking waiting time] Golden Finance reported that Parity Technologies, the parent company of Polkadot, released Polkadot's 2025 roadmap. The highlights are as follows: 1. Smart contracts: Asset Hub adds support for EVM and Solidity, while PVM provides lightweight, secure and scalable solutions. 2. Elastic expansion: Multi-core architecture increases capacity to meet growing on-chain needs. 3. XCM v5: Cross-chain messaging upgrade takes interoperability to a new level. 4. Unified address format: Polkadot and all Rollups use a single address - more simplified and efficient. 5. Fast unlocking: DOT unlocking waiting time is shortened to bring a better user experience. 6. DOT as a universal fee token: support fee payment in Rollup - DOT becomes the universal fee for Web3. 7. JAM SDK: A new tool for developers to easily build scalable services. 8. SAFROLE technology: Block production using zkSNARK technology to achieve performance optimization.