Keskmine GPS koordinaadid postiindeks 102107: 40.526, 116.414
videod linnad:
>> Sihai Township/四海乡等 102107, Beijing/北京, Yanqing County/延庆县, GPS koordinaadid: 40.52576,116.41412
videod linnad:
>> Sihai Township/四海乡等 102107, Beijing/北京, Yanqing County/延庆县, GPS koordinaadid: 40.52576,116.41412