Starting with the concept and characteristics of big data,as well as the opportunities that big data environment provides for information work,this paper summarizes the working process and content of traditional information research,compares it with information research in big data environment and reviews the content and framework for constructing information research working platform in big data environment at home and abroad. With regards to the characteristics of information work,the paper proposes an information research platform including two data collecting platforms,five main sub-systems and two assisting systems. The paper tries to provide references and inspirations for information research in big data environment.