北京市社会科学院于1991年2月7日上午召开了《城市问题》杂志读者作者编者新春联谊会,为刊物今后更好地发展,向读者作者咨询求教.这个会受到在京的有关专家学者的重视,到会的中央和北京市城市实际工作部门和城市科学教学与研究部门的领导、专家、教授共20人.计有:建设部法规司副司长陈为邦、民政部政权司副司长白益华、建设部经济研究所主任、研究员蔡纪良、首都规划建设 Beijing Academy of Social Sciences held the Lunar New Year fraternity for the readers of “Urban Issues” magazine on the morning of February 7, 1991. It will give readers’ advice for better development in the future and will receive the attention of relevant experts and scholars in Beijing. , The central government and the city of Beijing actual work department and the city of science teaching and research department leaders, experts, professors a total of 20. There are: Chen Weibang, deputy director of the Ministry of Construction Law, the Department of Civil Affairs Bai Yihua, deputy director , Director of the Ministry of Construction Economic Research Institute, researcher Cai Jiliang, capital planning and construction