china.geojson 中国省份区域

中国省份geojson数据 "properties":{"id":"12","name":"天津","cp":[117.4219,39.4189],"childNum":18},"geometry":{"type":"Polygon","coordinates":[[[116.8066,39.5947],[116.8945,39.6826],[117.1582,39.6387],[117.1582,39.8145],[117.2461,40.0781],[117.334,40.1221],[117.4219,40.21],[117.6855,40.0781],[117.6855,39.9902