Keskmine GPS koordinaadid postiindeks 201812: 31.268, 121.293

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videod linnad:
>> Huoxiancunjiadingfengbang Zhen/火线村(嘉定封浜镇)等 201812, Shanghai/上海, Shanghai City District/上海市区, GPS koordinaadid: 31.26837,121.2932