Cold chain logistics refers to logistics activities that use freezing technology as a basis and refrigeration technology as a means to keep cold chain items in a specified temperature environment from production, circulation, sales to consumers, so as to ensure the quality of cold chain items and reduce the loss of cold chain items. Shuangchao Machinery has a deep understanding of the special needs of the cold chain industry and provides customized solutions for customers. It reduces costs and creates value for users in the cold storage industry.