The tourism resource in the shared-border region is a special kind of tourism resources, where related administrative institutions and regions have their competitions and cooperation.

边界共生旅游资源是一种特殊的旅游资源。边界共生旅游资源的各个行政区域之间有竞争，但更重要的是合作。

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Each of China's provinces, autonomous regions and special administrative regions contributed a float.

VOA: standard.2009.10.01

Only South Africa, Russia and the Special Administrative Regions (SAR) of China seem to have specific policies for highly skilled migrants.

BBC: How it's worked out

Add in the neighboring Special Administrative Regions of Hong Kong and Macau, which some Chinese planners would like to do, and you have a megacity of 50 million people.

FORBES: A City of 260 Million. Where Else But China?