# FAQ

**What is the main function of this project?**\
Our project, based on Ethereum, provides real-time, reliable market data for smart contracts. It uses a decentralized oracle network to ensure data accuracy and security, making it particularly suitable for DeFi applications and other blockchain projects.

**How can I integrate market data into my smart contract?**\
We offer comprehensive API documentation and SDKs that support Ethereum smart contract integration, compatible with various programming languages and frameworks, enabling developers to easily achieve data integration.

**Where is the data sourced from?**\
Our data is sourced from leading global exchanges and financial institutions, with decentralized verification ensuring the data's authenticity and reliability.

**What is the pricing structure for using the service?**\
Our Ethereum-based service follows a pay-as-you-go model, with fees calculated based on data usage and frequency. We also offer a free tier for new users.

**How is data transmission security ensured?**\
We use Ethereum's encryption technology and decentralized verification mechanisms to ensure the security of data transmission, preventing any tampering or attacks.

**Where can I get help?**\
You can obtain technical support through our website, Ethereum developer forums, and social media channels. We also have an active developer community for you to engage with.

**What application scenarios is this project suitable for?**\
This Ethereum-based project is suitable for DeFi applications, decentralized exchanges, prediction markets, and asset management projects that require real-time market data.