The core of credit risk control is to solve the problem of information asymmetry between borrowers and lenders. The financial risk control big data application service platform aims to customize the specific risk control scenarios through big data fusion analysis and processing technology. Develop a customized modeling for specific risk control scenarios to form a complete enterprise-level system solution，reduce the risk of information asymmetry of financial institutions，and enhance its service capabilities in inclusive finance and micro-finance. This platform has achieved good economic and social benefits since its implementation. It also exported a batch of scientific research results，including 5 patents and 4 software copyrights.