the legends, from top to bottom:

hydro, nuclear, wind, photovoltaic, biomass, ethanol

the part in the legend before the numbers translate to: progressing by:

the gray legend translates to: Not in a development

Here are the legends, from top to bottom:

lakes

no desert

water flowing sand dunes

semi-flowing sand dunes

semi-fixed san dunes

fixed sand dunes

gobi desert

areas of extreme drought

Yellow: Natural Gas

Red: Oil

Blue: Coal

Yellow: Natural Gas

Red: Oil

Blue: Coal

As for the provinces, please refer to this page for the English Translation:

http://www.chinapage.com/map/map.html

The legends are labeled in MegaWatts, so please just refer to the numbers.