They studied and analyzed information on the concepts of "vulnerability and vulnerable group" and "disadvantage and disadvantaged group" from sources at home and abroad, worked out the theory of "physically vulnerable group" in accordance with the characteristics of PE teaching, and expatiated on the important role this theory would play in PE teaching.

ALA Policies on Disadvantaged Groups and the Enlightenments for Chinese Libraries Participation in the Construction of Harmonious Society;

An Important Measure Concerning Educational Fairness——a case of community education to disadvantaged groups;

On the equal rights to receive education for the disadvantaged groups and the regulation of China’s higher education policy;

The influence of urban spatial structural readjustment on the benefits of vulnerable groups;

Establishment of the theory of physically vulnerable groups;

On Legal Protection for Vulnerable Groups in China;

The consideration on the troubles of the vulnerable group incity;

Analysis on the issues of the fishermen as the vulnerable group;

Constructing a service system with knowledge assistance in the public library for the disadvantaged group;

Several Ponders on Education Impartiality of Disadvantaged Group;

On the Policy Aid and the Moral Aid for the City Disadvantaged Groups;

China s weak groups viewed from the aspect of system costs;

Analysis of expression mechanism of the interests of weak group in social transitional period;

Investigation of influencial factors of weak group in common colleges and universities;