环保产业作为我国的战略性新兴产业对国民经济的发展至关重要。本文选取了我国31个省市自治区的环保产业发展数据，运用因子分析法对我国东部、东北、中部、西部四个区域环保产业进行了分析评价。结果显示，我国环保产业竞争力较强的省市主要集中在东部沿海、沿江及中部经济发达地区，这与地区经济发展水平基本一致；环保投资与政府扶持是影响环保产业发展的主要因素。基于以上结论，提出了促进环保产业发展的建议与对策。

As China's emerging strategic industries，the environmental protection industry is essential for the development of the national economy. In this paper, we selected data from environmental protection industry of 31 provinces and autonomous regions, using factor analysis to analyze and evaluate the environmental protection industry of China's eastern, northeastern, central and western regions. The results show that China's environmental protection industry more competitive mainly concentrated in the eastern coastal provinces, the economically developed Yangtze River and central regions, which is consistent with the level of economic development in the region; environmental investment and government support are the main factors affecting the development of environmental protection industry. Based on these conclusions, we recommend suggestions and countermeasures to promote the development of environmental protection industry.

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