Airport Code BHY Airport Name Beihai Airport Currency Renminbi (RMB) Electric Plug Details Two parallel flat blades Electricity 220Volt, 50Hz IDD City Code 10 IDD Country Code 779 Language Putonghau (Mandarin) Mobile System GSM Time Zone GMT/UTC +8() Useful Telephone Emergencies 120 Police Dial 110 Fire & Ambulance 119