This article provides a comprehensive overview of DIA, a decentralized Oracle platform addressing the critical Oracle Problem in blockchain technology. DIA enables smart contracts to access reliable, transparent external data by aggregating information from 100+ sources across 50+ blockchains, functioning as a community-driven Web3 infrastructure. The DIA token features a fixed supply of 200 million, creating deflationary characteristics while serving governance, data validation, and incentive mechanisms within the ecosystem. Built on Lasernet Layer-2 technology, DIA ensures scalability, cost efficiency, and verifiable execution while supporting 20,000+ assets through transparent, auditable data pipelines. The article explores DIA's market position, technological advantages against competitors, investment potential in emerging sectors like Real-World Assets and AI, alongside associated risks including market volatility and regulatory uncertainty. Suitable for developers, investors, and stakeholders evaluating