People's Republic of China

Operating Lines

Anshan
Beijing
Changchun
Chongqing
Dalian
Guangzhou
Hong Kong
Shanghai
Tianjin
Wuhan

Planned or Under Construction

Chengdu
Harbin
Hangzhou
Kunming
Macao
Nanjing
Qingdao
Shenyang
Shenzhen
Suzhou
Weihai
Wuxi
Xi'an
Zhengzhou

Suzhou
light metro under construction

Line one of the 24 station, 25 km Line 1 is expected to open in 2012. The finished out system - is there really sucjha thing? - is expected to be 141 km.

Two of the Suzhou subway lines will link up with the Shanghai metro's Lines 2 and 11, making it the first subway in the country to link systems of two major cities. 

Suzhou opens first subway (next to Starbucks)
Urban Rail page
Wikipedia Page
Skyscraper City pages
Suzhou plans subway to Shanghai
I Dig Suzhou