package cn.sunzn.demo;

import java.util.regex.Matcher;

import java.util.regex.Pattern;

public class Demo {

    public static void main(String[] args) {

        System.out.println(isContainChinese("中国China"));

    }

    public static boolean isContainChinese(String str) {

        Pattern p = Pattern.compile("[\u4e00-\u9fa5]");

        Matcher m = p.matcher(str);

        if (m.find()) {

            return true;

        }

        return false;

    }

}

true