Where is Zhengning?

Ningxian42.9 km · 26.7 mi → Heshui68.0 km · 42.3 mi → Xifeng70.4 km · 43.7 mi → Jingchuan86.8 km · 53.9 mi → Qingcheng95.1 km · 59.1 mi → Lingtai97.1 km · 60.3 mi → Qingyang110.0 km · 68.4 mi → Zhenyuan117.2 km · 72.8 mi → Huachi117.9 km · 73.2 mi → Chongxin128.1 km · 79.6 mi → Kongtong146.2 km · 90.8 mi → Huanxian161.3 km · 100.3 mi →

Akesai39.14492, 94.35569 → Anding35.63845, 104.62818 → Anning36.11988, 103.67557 → Baiyin36.53646, 104.78495 → Beidao34.56861, 105.89333 → Changcheng37.91115, 102.90178 →