The reuse of industrial elements in industrial heritage can not only meet people's deep psychological needs in the historical context, but also create a new life style that people yearn for. With its own characteristics and advantages, industrial elements play an important role in the protection of industrial heritage and cultural heritage. This paper analyzes the characteristics of industrial elements and the principles of reuse in the transformation of industrial buildings,.Takes HanDan state-owned HanGuang Machinery Factory as an example to discuss the value, form and future development of industrial elements reuse.