 //     chart.setOption({
                //         series: [{
                //             zoom: 5
                //         }]
                //     });
                // }, 2000);
            });
        </script>

        <script>
            require([
                'echarts',
                'data/usa.json'
            ], function (echarts, usaGeoJSON) {
                usaGeoJSON = JSON.parse(JSON.stringify(usaGeoJSON));
                const features = usaGeoJSON.features
                feat