魏贵勤，北京惠元律师事务所所长，是第一批来征订公告的。
Wei Guiqin, director of the Beijing Huiyuan Law Office, is among the first to subscribe to the bulletin.
栾贵勤。我国城市流动人口管理服务机制研究。上海理工大学。
Guiqin Luan. The management services Mechanism of China's urban floating population. University of Shanghai Science and Technology.
学习知识贵实践，勤思好问敢幻想，动脑动手细观察，发明创造显奇迹。
Your practice learning knowledge, diligent, good dare ask fantasy, brain began to observe, miracle invention.
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