They do exist. http://daxfohl.blogspot.com/2008/05/week-4-great-ride-giving-up-and-train.html http://daxfohl.blogspot.com/2008/05/week-4-great-ride-giving...

They do exist. http://daxfohl.blogspot.com/2008/05/week-4-great-ride-giving-up-and-train.html http://daxfohl.blogspot.com/2008/05/week-4-great-ride-giving... But I agree Zhengzhou is not one of them.