Does the subject want to ask "how long is the validity period of the training certificate for party activists?" Three years. According to the query "China * * * Working Rules for the Development of party member by the Production Party", it can be known that activists who have passed the training and examination will receive the graduation certificate of activists who have joined the Party, and the validity period is three years. Party activists mainly refer to those who have formally applied to the Party organization to join the Party, have been recommended by the Party Group (organized by the * * * * Youth League Committee), and have been identified as the development targets for planned training by the branch committee or the branch meeting.