Prosečne GPS koordinate za poštanski broj 571500: 18.805, 110.384
Spisak gradova:
>> Hongguang, Hongshan, Shuibian, Binwang/红光、红山、水边、宾王、等 571500, Hainan/海南, Wanning City/万宁市, GPS koordinate: 18.80477,110.38418
Spisak gradova:
>> Hongguang, Hongshan, Shuibian, Binwang/红光、红山、水边、宾王、等 571500, Hainan/海南, Wanning City/万宁市, GPS koordinate: 18.80477,110.38418