The reason of Qin dynasty s rapid collapse was that the ruler of Qin dynasty applied mechanically the cultural ideas and cultural values formed in the Western Qin to the Central Plains while refusing to be transformed by the advanced culture from the Central Plains.

Study on the Present Situation and Countermeasures of Rural Urbanization of Qinhuangdao City;

Study on the Rural Urbanization Construction and Ecology Construction of Qinhuangdao City;

The Experimental Research of Role of Tourism to the Economic Developmental Contribution in Qinhuangdao City;

The Problems and Countermeasure of Ecological Security in Qinhuangdao and Suggestion;

Study on Sustainable Utilization of Water Resources in Qinhuangdao;

High Quality Sr-Metasilicate Natural Mineral Water in Hanzhuang,Qinhuangdao;

Study on the Ecological Regionalization in Qinhuangdao City Based on GIS Graticule Method;

The actuality and resuming of QinHuangdao City water environment;

A Study on Developing and Utilizing Oil Tank's Balancing Water in Removing Coal Dusts in Qinhuangdao Port;

Research on Establishment of Green Corporate Culture of Qinhuangdao Port;

Summary for Steel Pipe Pile Used in Phase Fifth Coal Terminal Qinhuangdao Port;

Present and Future of Environment Protection in Qinhuangdao Harbour;

Characteristics of Tides, Waters and Currents in the Sea Area near Qinhuangdao Harbour;