The blood bag blood bank label must meet the requirements for low temperature, sterility, and dust-free storage in the storage room, as well as strict requirements such as rapid cooling, high-temperature sterilization, and centrifugation. The medical blood bag label material adopts reinforced PP material, which can be well adhered to polypropylene, glass, PVC and metal materials, with excellent adhesion and plasticity, and can withstand multiple cycles of freeze-thaw.