As a technique product in the information age, the electronic decision theater is a 3-D mutual visible decision supporting platform. It is the technique supporting mechanism which is in the overall process of the public decision system. This theater redistributes the decision power in a reverse way so that promote the reform of the decision system. With the aid of this platform, the constantly mutual and dynamic decision is realized between the subject of decision on the premise of the non-common present. In this way the processing capacity of the unstructured problem is enhanced as well as the improvement of the decision predicament which is caused by the information capability discrepancy of the decision subject. What is more, the e-Inclusion government affairs is also developed. But then and yet, this tool form has its own limitation.