The designing and implement idea on virtual battling simulation training system for decontamination vehicle were introduced, and the subsystem of simulation training system for decontamination vehicle was developed, and the net to collaborate cooperate with virtual battling simulation training was formed.

By the analysis of the connotation and standard of the legal personality,we find that legal personality presents the tendency towards expanding in the modern society,but the tentative plan to give the virtual subject the leg.

The most important distinction between real subject and virtual subject is that the latter allows the absence of physical body,which provokes a series of new characters of virtual subject such as the more intelligent,free and open subject than ever before.

The connotation,study purpose and objective of the virtual tactic operation system were put forward,and the simulation theory,the process of simulation and the methods of virtual tactic operation system were concerned.

This paper presented ten functionalities of collaborative virtual subject which fall into two kinds: body and brain functionality.