In recent years, the topic of the activation and utilization of old building space is quite hot, but also the concept of environmental conservation and sustainable operation rise. With the rapid development of these buildings, the original function of the old buildings has been reduced or disappeared, resulting in a situation of ineffective use. Sanzhi's No.2 warehouse is an example of converting the original use function, the topic of this paper is how to transform from the old grain warehouse into a rich cultural and artistic atmosphere of the development of creative space.