DIA @ DIAdata_org is a native Oracle on @ Polkadot characteristic: -DIA is able to directly extract raw transaction and liquidity data from on chain activities of each DEX, creating accurate and fully transparent price information -Unlike most oracle machines that rely on third-party APIs or off chain aggregation, DIA directly obtains price data from smart contracts. -Covering any asset -Verifiability of data sources -Accurate asset pricing -By obtaining real-time pricing of assets on Hydration and Bifrost, the DeFi protocol on Polkadot can now launch lending markets, stablecoins, synthetic assets, and more The infrastructure of Polkadot's ecosystem is gradually improving