How many kilometers is it from Zhengzhou to Jiangsu?

About 665.9 kilometers. According to Baidu map information, Zhengzhou is located in the north-central part of Henan Province, at the boundary of the middle and lower reaches of the Yellow River, while Jiangsu is located in the Yangtze River Delta, about 665.9 kilometers apart. About 7 hours by car, via Lianhuo Expressway and Jingtai Expressway.