How to get to Zhengzhou, Henan by bus from Erdos, Inner Mongolia?

Take a bus from Erdos, Inner Mongolia to Zhengzhou, Henan. I suggest you go to Dongsheng from Ordos first. Dongsheng opened a new bus to Zhengzhou this year. It leaves from the central bus station at 5: 30 pm every day, and the whole journey is 1, 222 kilometers. You can call for the fare, 0477-8340442. The result of telephone consultation shall prevail. Or take the train