Biobank Series provide users with automatic, secure and reliable cryogenic liquid nitrogen freezing systems.Tanks are made of high quality stainless steel,Designed and manufactured according to the national standard GB/T14174-2012.Its mouth adopts a partial mouth structure and has a large capacity, which is suitable for long-term static storage of large quantities of biological products, and has the advantages of large storage capacity of biological products, safe and reliable use, and easy operation.