中国城市化的发展必然带动城市地铁的发展。通过对中国主要城市地铁发展现状的分析总结，从城市地铁发展的角度出发, 分析了地铁经济的形成和发展,预示了中国城市地铁时代的到来。地铁产业作为中国的朝阳产业，是中国城市基础交通设施中最有前景、最有市场的产业。同时提出了我国城市地铁交通可持续发展战略。

Urbanization in P. R. China inevitably boosts the development of urban subways. By summarizing the present situation of subway in China's major cities, we analyzed the formation and development of subway economics from the standpoint of urban subway development and forecast the arrival of a subway age. As a sunrise industry, the subway industry is the most promising with large market in the Chinese transportation infrastructure. Finally, a strategy of sustainable development for urban subways was put forward.