In recent years, with the improvement of people's living standards, the demand for fruits and vegetables, meat, seafood products and aquatic products continues to increase, and the demand for cold chain logistics has increased rapidly. Cold chain logistics has gradually become one of the hotspots of logistics. With the continuous expansion of the construction of three-dimensional cold storage and automation projects, the scale of cold storage market is increasing year by year. Different from the traditional normal temperature warehouse, the requirements of cold warehouse for warehouse and logistics equipment have obvious characteristics. Vstrong is always being concerned about the development of cold chain logistics, and the construction of cold storage is often involved in the construction of pharmaceutical industry. Ningxia Yujing automatic cold storage and Jingdong fresh food warehouse goods to people project are our typical projects in the cold storage industry.