The tactical win is described with the concept of the extension relationship, the method of extension about the tactical win and the extension field of the tactical win are discussed in this paper.

Developing recycle economy to realize economy and environment win-win;

Build Harmonious Campus Achieve "win-win" Education;

Consideration on Dissymmetry in Win-Win Strategy in China;

So the Large-scale development in west China has not to sacrifice the ecology environment to get the short increasing of the e-conomy, we must follow the double win of the environment and economy, develop the features economy and the green economy, build the economy system of the environment friendship.

We should be based on the realistic situation of our country in the pattern-shift period while designing the relationship between power and right so as to realize double win and the success of constitutional government in China.

Strategic alliance, synergism and double win are the most fashionable nouns in modern society.

Developing three-dimensional and ecological model, achieving win-win situation of protection and development;

It will largely introduce the latter one which was little known before,and get a comment that sports and economy can reach mutual benefit.

Human-centered management should be based on "mutual benefit" of the persistent development of university and the undergraduates full-scale development.

they can get the mutual benefit.