local root = {
    {
        adCodeHead = '11',
        province = '北京',
        city = '北京'
    },
    {
        adCodeHead = '12',
        province = '天津',
        city = '天津'
    },
    {
        adCodeHead = '13',
        province = '河北',
        city = '石家庄'
    },
    {
        adCodeHead = '14',
        province = '山西',
        city = '太原'
    },
    {
        adCodeHead = '15',
        province = '内蒙古',
        city = '呼和浩特'
    },
    {
        adCodeHead = '21',
        province = '辽宁',
        city = '沈阳'
    },
    {
        adCodeHead = '22',
        province = '吉林',
        city = '长春'
    },
    {
        adCodeHead = '23',
        province = '黑龙江',
        city = '哈尔滨'
    },
    {
        adCodeHead = '31',
        province = '上海',
        city = '上海'
    },
    {
        adCodeHead = '32',
        province = '江苏',
        city = '南京'
    },
    {
        adCodeHead = '33',
        province = '浙江',
        city = '杭州'
    },
    {
        adCodeHead = '34',
        province = '安徽',
        city = '合肥'
    },
    {
        adCodeHead = '35',
        province = '福建',
        city = '福州'
    },
    {
        adCodeHead = '36',
        province = '江西',
        city = '南昌'
    },
    {
        adCodeHead = '37',
        province = '山东',
        city = '济南'
    },
    {
        adCodeHead = '41',
        province = '河南',
        city = '郑州'
    },
    {
        adCodeHead = '42',
        province = '湖北',
        city = '武汉'
    },
    {
        adCodeHead = '43',
        province = '湖南',
        city = '长沙'
    },
    {
        adCodeHead = '44',
        province = '广东',
        city = '广州'
    },
    {
        adCodeHead = '45',
        province = '广西',
        city = '南宁'
    },
    {
        adCodeHead = '46',
        province = '海南',
        city = '海口'
    },
    {
        adCodeHead = '50',
        province = '重庆',
        city = '重庆'
    },
    {
        adCodeHead = '51',
        province = '四川',
        city = '成都'
    },
    {
        adCodeHead = '52',
        province = '贵州',
        city = '贵阳'
    },
    {
        adCodeHead = '53',
        province = '云南',
        city = '昆明'
    },
    {
        adCodeHead = '54',
        province = '西藏',
        city = '拉萨'
    },
    {
        adCodeHead = '61',
        province = '陕西',
        city = '西安'
    },
    {
        adCodeHead = '62',
        province = '甘肃',
        city = '兰州'
    },
    {
        adCodeHead = '63',
        province = '青海',
        city = '西宁'
    },
    {
        adCodeHead = '64',
        province = '宁夏',
        city = '银川'
    },
    {
        adCodeHead = '65',
        province = '新疆',
        city = '乌鲁木齐'
    },
    {
        adCodeHead = '71',
        province = '中国台湾',
        city = '中国台湾'
    },
    {
        adCodeHead = '81',
        province = '中国香港',
        city = '中国香港'
    },
    {
        adCodeHead = '82',
        province = '中国澳门',
        city = '中国澳门'
    }
}
return root