Zhengzhou airport has direct shuttle bus to the Railway Station. At the exit 5 of the terminal, you can find the ticket office in your right hand. Tell that you want to go to Zhengzhou Railway Station and make sure you get the right bus. It takes 1 hour and 20 minutes. The bus stops at Zhengzhou Hotel near the Railway Station.

there is no train from Zhenzhon you must take a bus from there it take about 3;30 to come to puyang