It can provide biopharmaceutical users with light and efficient liquid transportation and short-term storage. Fold and recycle after use, saving transportation and storage space. The outer box of the folding box is composed of parts such as the top cover, side panels and bottom tray, and can be assembled by a single person without tools. All parts are easy to clean, durable, stackable, and easy to assemble. In addition, it can be equipped with stainless steel universal wheel base of different specifications, which is an auxiliary equipment for transfer in the one-time application process.