In the work of targeted poverty alleviation and poverty alleviation, big data platform plays an irreplaceable role, realizing "supporting the poor", "supporting the poor" and "implementing targeted policies". In the critical period of poverty alleviation, Shaanxi needs to rely on the development and popularization of mobile Internet, constantly improve the framework design and function of big data platform, make full use of big data technology, and build a precise poverty alleviation ecosystem of interaction and information sharing among the government, society and poor households.