Population: about 7.10 million

Area: about 7,446 square km (almost 2,875 square miles)

Zip code: 450007

Area code: 0371

Banks:
Zhengzhou Subbranch of Bank of China
Address: 40, Huayuan Lu
Renmin Lu Branch: 6, Renmin Lu
Minggong Lu Branch: 21, Minggong Lu
Longhai Donglu Branch: 85, Longhai Donglu

Post Office:
Zhengzhou Post Office
Address: 5/F, 16, Yunhe Dasha, Renzhai Beijie

Toilet facilities: most toilets in Zhengzhou downtown area are free.

Hospitals:
The First Affiliated Hospital of Zhengzhou University
Address: 1, Jianshe Donglu
Henan Provincial People's Hospital
Address: 7, Weiwu Lu
The Second People's Hospital of Zhengzhou
Address: 81, Jiefang Lu

Drug stores:
Guoying Dongsheng Drug Store
Address: 170, Dongming Lu
Jinbaokang Drug Store
Address: 217, Chengdong Lu
Zhengzhou Aisheng Medicine Company Drug Store
Address: 333, Longhai Xilu

Emergency:
Fire: 119
Police: 110
Ambulance: 120
Traffic Accident: 122

Useful numbers:
Post Customer Center: 11185
Weather Forecast: 121
Zhengzhou Tourist Complaint: (0371) 67181200 (0371) 67181000

Famous university:
Zhengzhou University: 100, Kexue Dadao