1.You can from Chengdu to Wuhan by airplane, then take the automobile or train from Wuhan to Xinyang.
2.You can direct from Nanjing to Xinyang by train , or from Nanjing to Wuhan by airplane , then take the automobile or train from Wuhan to Xinyang.
Please tell us time that Xinyang in advance, we will send a person to station to pick you up.
参考资料:借鉴一下吧~