Consideration about the problem of strengthening supervision in public safety of the work fields;

On database design for city s public safety planning;

The trend, impact and solution of the public safety;

Integrated regional public security management mode and strategies of China;

Plan and Realization of Public Security Surveillance System;

Problems faced by public security for big sports events in China and their response mechanisms;

According to the reform orientation of investment system,this article puts forward the definition of the indirect management of urban public construction investment,expatiating the meaning and function of indirect management.

This paper discusses hoe to set up an efficient and security network of university libraries form the following four aspects: the choice of hardware equipment,the choice of network structure,sub-network division and security construction.