In the research, there are many needs for cryopreservation tubes with certain length and large volume, such as storing urine and oral swabs. 5ml 48-well prefabricated coding cryopreservation tubes are to meet such needs. Its height and diameter are close to the traditional 5ml cryopreservation tube. The bottom is prefabricated and unique without repeated coding. It is installed on the SBS standard base. It can be opened in batches with a decapper and pipetted in batches with a multi-channel pipette.