1.新建记事本文件，打开另存为.json文件，utf8编码；（或者直接使用IDE建立utf8的json文件）； 2.复制一下内容：
{
"type": "FeatureCollection",
"features": []
}
3.筛选乡镇数据，如图：选择格式化的Formatted，点击复制 
4.将复制的乡镇边界放入对象中[]中，多个用英文的,隔开；
{
"type": "FeatureCollection",
"features": [{
"type": "Feature",
"geometry": {
"type": "Polygon",
"coordinates":
[
[
[
113.58642780324192,
32.38950115885626
],
[
113.59470766963086,
32.39932294967504
],
[
113.59593847572461,
32.41064440143729
],
[
113.5958609046895,
32.41583874939646
],
[
113.59454466355548,
32.41658806349834
],
[
113.59095282851945,
32.418632445724626
],
[
113.58827168231228,
32.42003383248601
],
[
113.5868169051975,
32.424679516239785
],
[
113.5884580729748,
32.426568881551866
],
[
113.5807182699062,
32.43345952948857
],
[
113.58043575931629,
32.43622100852634
],
[
113.58036323691512,
32.43692836019225
],
[
113.57521582787246,
32.43934162976945
],
[
113.56484825684353,
32.45763211461144
],
[
113.56321211219482,
32.46577058209834
],
[
113.56312476201377,
32.46619347326077
],
[
113.56305834672462,
32.4665153416524
],
[
113.56404696603354,
32.46938017430372
],
[
113.5681337100796,
32.46948891940585
],
[
113.56814733205533,
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],
[
113.57611671495093,
32.47894200590315
],
[
113.57614663025885,
32.47905370523128
],
[
113.57662526765823,
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],
[
113.57646612955274,
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],
[
113.5762647690296,
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],
[
113.57363083065152,
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],
[
113.57289354384146,
32.49323993439244
],
[
113.57331193128474,
32.49996242282293
],
[
113.57498766294573,
32.50300555764754
],
[
113.57753730204337,
32.50487663316728
],
[
113.57723654071987,
32.505706797006795
],
[
113.57465444639152,
32.50724342058059
],
[
113.57068079627142,
32.51117124052388
],
[
113.55923689419879,
32.51582819539884
],
[
113.55711661066027,
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],
[
113.5541442659699,
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],
[
113.55017011380471,
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],
[
113.5511463218611,
32.51868511300906
],
[
113.53926255079034,
32.51584849682353
],
[
113.5311821467963,
32.51101109959597
],
[
113.52446832267565,
32.50844913065924
],
[
113.52017000486438,
32.506808717736696
],
[
113.51274087086217,
32.505911819341975
],
[
113.51250345905062,
32.50588286769955
],
[
113.50787219788707,
32.505323780660774
],
[
113.4998210004127,
32.501444943938274
],
[
113.49052100971532,
32.50162974098343
],
[
113.4832876334999,
32.4978961494542
],
[
113.47831956637714,
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],
[
113.46310961658618,
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],
[
113.46162863717488,
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],
[
113.45546285061076,
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],
[
113.45114118328117,
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],
[
113.44283946775006,
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],
[
113.42911453101645,
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],
[
113.42919458474148,
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],
[
113.42933923481901,
32.473939134614916
],
[
113.4509915873057,
32.458362420597226
],
[
113.45236509933828,
32.443397987948494
],
[
113.45267695991407,
32.44000219936844
],
[
113.45274309025355,
32.439287376510514
],
[
113.46095238547205,
32.4325878225296
],
[
113.4630369509175,
32.43031550342798
],
[
113.46778051090111,
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],
[
113.4679242992186,
32.41379519331824
],
[
113.47385262792112,
32.40969371806568
],
[
113.477937731894,
32.40686727748541
],
[
113.47904951702485,
32.40213631028984
],
[
113.48174270368777,
32.39067016321921
],
[
113.4838088438278,
32.38944183938889
],
[
113.48775511969438,
32.384555373965185
],
[
113.49294395087962,
32.38368349828015
],
[
113.49674757831845,
32.38187724205357
],
[
113.50213986707062,
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],
[
113.50407511061063,
32.379978736713824
],
[
113.50799977051469,
32.37896136393373
],
[
113.51136604657017,
32.377740108487785
],
[
113.51494761643599,
32.37613013643845
],
[
113.51948348242138,
32.376231853925376
],
[
113.52907224368704,
32.378732499894475
],
[
113.53864768678953,
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],
[
113.54275439895126,
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],
[
113.54477143523795,
32.39707185897988
],
[
113.54315170339238,
32.403836659670155
],
[
113.54048790680632,
32.41408329302392
],
[
113.54071412849862,
32.416203046984585
],
[
113.54110270644031,
32.419840790702295
],
[
113.54530107082313,
32.42398702006957
],
[
113.5481583864761,
32.42372705457694
],
[
113.55072911514179,
32.423492596418015
],
[
113.55225047916636,
32.4211539462104
],
[
113.55369584388222,
32.41612412484318
],
[
113.55696472277864,
32.41144215704101
],
[
113.56379879244608,
32.40457156876612
],
[
113.56668957003299,
32.403495072970685
],
[
113.5763614611896,
32.39989163846236
],
[
113.58030843370852,
32.395195100149934
],
[
113.58228356710896,
32.39321594240844
],
[
113.58559783481371,
32.38989400793215
],
[
113.58642780324192,
32.38950115885626
]
]
]
},
"properties": {
"geom": "SRID=4326;MULTIPOLYGON(((113.58654372861 32.4311292947818,113.594274363953 32.4242334016731,113.592634564783 32.4223445722099,113.594087524044 32.4176977817476,113.596766282855 32.4162953110219,113.600355481615 32.4142499703504,113.601670921261 32.413500",
"provinceœ": "河南省",
"city‚": "南阳市",
"coutry": "桐柏县",
"town": "吴城镇"
}
}//如果是多个，用','隔开，继续复制]
}
5.如果在echarts中，使用需要将"town": "吴城镇"键值改为name，即：“name”: “吴城镇”.
Done !
