提供全国省市区县多级联动的行政边界GeoJSON数据下载和API接口，支持echarts等地图应用，包含乡镇级甚至村级数据，实时更新。
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适用于echarts等地图geoJson行政区划边界数据的实时获取与应用，json格式数据，全国省市区县多级联动下钻，真正意义的下钻至县级【附最新全国省市区县乡镇三级或四级城市geoJson文件下载，另可下载四级联动或五级（村级）行政编码对应关系】在线使用地址：geojson.hxkj.vipgithub 项目地址：https://github.com/TangSY/echarts-map-demo
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