Shenzhen
Metro

Phase One of Lines one and four of the Shenzen metro opened for business on December 28, 2004. It links Hong Kong's KCR at Huanggang "checkpoint" station via a pedestrian crossing over the Shenzhen River. Currently, the two lines are comprised of 20 stations and 22 km.

Shenzhen also has a driverless monorail made by Intamin of Japan. The 4.4 km, 7 station line opened in 1998 and is considered a tourist line as it links seven theme parks with the city center.

Awesome photos from Skyscraper City
Home Page from Benny Wu
People's Daily article