The training time of pcr in Guangdong Clinical Laboratory Center is four or five copies, and the registration time of pcr employment certificate is concentrated in February and March. If you register, you should be careful not to miss this time period. The conditions for applying for pcr certificate are: the laboratory has passed the acceptance organized by the Ministry of Health or the relevant departments of the provinces and cities where it is located, and the operators must participate in special training and pass the examination. The exam is not very difficult. Basically, you can get a certificate if you pass the training exam. It is not difficult to evaluate in theory and practice.