Distributed Survey Accelerator DSA (Distributed Survey Accelerator) is an anonymous distributed poll platform dedicated to providing decentralized survey rating services for global blockchain projects. DSA will always uphold the spirit of "anonymity", "self-government" and "no evil", and provide investors with a neutral information disclosure platform through artificial intelligence and blockchain technology, purify the investment environment of the blockchain industry, and protect the interests of investors . The unique community incentive mechanism and DSA index promote consensus and mutual assistance among investors, project parties, and users, reshape the coordination relationship of the blockchain, and create a new way of sharing information.