We should protect and use the cultural heritage and make a intensively study of the history of Jews of Harbin and the current condition of Jews of Harbin and their descendants to live scattered all over .

Particle Size Distribution of Inhalant Particle and Source Analysis in Songbei District of Harbin in sSpring of 2007;

Urban ecological security and political analysis of Harbin;

The evaluation about Harbin Songbei marshland's current situation;

Analysis of Trend of Sustainable Development of Harbin City;

Investigation on Landfill Leachate Pollution to Soil Nearby Liushulin Landfill Site of Harbin City;

The Ecological Environment Transformation in the Area between City and Countryside of Harbin City;

Effects of City Traffic Noises on Teaching Environment of Campus in Harbin;

The Conditions and Advantages of Developing Green Food Industry in Harbin;

Research on Environmental Industry in Harbin Economy Technology Development District;