The study of the construction of an ecological government and the cultivation of an ecological market as well as the relationship between them is an advanced and new subject in protecting and controlling the present ecological environment.

To View the Development Trend of the Products of Wuyang Iron and Steel Co. from Market Situation;

Recently,absorptive capacity has been taken as an important organizational learning mechanism in comprehending the sustainability of competitive advantage in dynamic markets,but researches almost overlook how to manage it properly through management controls.

Based on the development, market trends of heavy-rail and analysis of difference between heavy-rail production at home and that abroad.

The market trends,production technique,technological characteristics and quality index of chitosan are introduced.

This paper analyses the characteristics of Beta in different industries under different market states and tests the relationship between returns and Beta using the data of Chinese stock market.