What are the county-level cities in Fiona Fang with Zhengzhou as the center?

That's too much. Let me count it for you.

East: Zhongmou, Lankao, Dingtao, Cao Xian, Quan Min, Ningling, Qixian, Tongxu, Taikang, Fugou, Yanling, Weishi, Huaiyang, Xihua and Shangshui.

West: Songxian, Yichuan, Yiyang, Luoning, Mianchi, Yima, Xin 'an, Xingyang, Gongyi, Yanshi, Jin Meng, Dengfeng, Xingyang and Xinmi.

South: Yuzhou, Xiangcheng, Wuyang, Linying, Changge, Jiaxian, Yexian, Baofeng, Lushan, Ruzhou, Xiping, Linying, Shangcai, Suiping, Wugang and Xinzheng.

North: Mengzhou, wen county, Qinyang, Wuzhi, Xiuwu, Gaoping, Lingchuan, Yangcheng, Zezhou, Huojia, Xinxiang, Yuanyang, Weihui, Huixian, Tangyin, hua county, Puyang, Changyuan, Dongming and Fengqiu.

That's basically it.