需要用到的 js 文件：
china.js , echarts.min.js , jquery-*.min.js

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
    String path = request.getContextPath();
    String basePath = request.getScheme() + "://"
            + request.getServerName() + ":" + request.getServerPort()
            + path + "/";
%>

    <base href="<%=basePath%>">
    <title>Funds investment intensity（map）</title>
    <script type="text/javascript" src="js/jquery-2.1.4.min.js"></script>
    <script type="text/javascript" src="js/echarts.min.js"></script>
    <script type="text/javascript" src="js/china.js"></script>

<h1>The map presentation</h1>
<div id="main" style="width: 1600px; height: 900px;"></div>

<script type="text/javascript">
    var myChart = echarts.init(document.getElementById('main'));
    option = {
        title : {
            text : 'Research and development funds investment intensity test',
            left : 'center'
        },
        tooltip : {
            trigger : 'item'
        },
        legend : {
            orient : 'vertical',
            left : 'left',
            data : [ '2012' ]
        },
        visualMap : {
            min : 0,
            max : 6,
            left : 'left',
            top : 'bottom',
            text : [ 'high', 'low' ],
            calculable : true
        },
        toolbox : {
            show : true,
            orient : 'vertical',
            left : 'right',
            top : 'center',
            feature : {
                dataView : {
                    readOnly : false
                },
                restore : {},
                saveAsImage : {}
            }
        },
        series : [ {
            name : '2012',
            type : 'map',
            mapType : 'china',
            roam : false,
            label : {
                normal : {
                    show : true
                },
                emphasis : {
                    show : true
                }
            },
            data : []
        }, ]
    };
    myChart.setOption(option);
    var info = {
        "opt" : "map"
    };
    //jquery加载数据
    $.post("./GetMapData", function(datas) {
        var e = eval(datas);
        myChart.setOption({
            series : [ {
                data : e
            } ]
        })
    });
</script>