I put forward five standards to identify who belongs to Scholar- bureaucrat. Then I pick up fifteen monks from the topper status actively living in Dongjin dynasty and confirm their identity of Scholar-bureaucrat based on these standards. My final conclusions are as follows: most monks in the period of Xijin and Dongjin belong to the Scholar-bureaucrat group in north of China; They first entered into monastery after the Eight King Rebellion (290A.D.) broken out , and then living a monastic life ...