public static String isContainType(String type, String str) {
        Pattern p = Pattern.compile(type);
        Matcher m = p.matcher(str);
        if (m.find()) {
            return m.group();
        }
        return null;
}

String word = "印花稅-20181010-201810105.10城市維護建設稅20180701-2018093013.82";
String containType 
 
= isContainType("[\\u4e00-\\u9fa5]+", word);
 System.out.println("-38-->" + containType);//res: "印花稅"; // 從頭找到第一組漢字