china.json

http://datav.aliyun.com/tools/atlas/#&lat=33.521903996156105&lng=104.29849999999999&zoom=3

geo: {
          map: "china",
          label: {
            emphasis: {
              show: false
            }
          },
          regions: [
            {
              name: "南海诸岛",
              value: 0,
              itemStyle: {
                normal: {
                  opacity: 0,
                  label: {
                    show: false
                  }
                }
              }
            }
          ],
          roam: true,
          itemStyle: {
            normal: {
              areaColor: "transparent",
              borderColor: "#3fdaff"
            },
            emphasis: {
              areaColor: "transparent"
            }
          }
        },