Li-Fan Chen says to YSITD https://tw.news.yahoo.com/%E4%B8%AD%E5%90%84%E8%A1%A8%E7%9A%84%E4%B9%9D%E4%BA%8C%E5%85%B1%E8%AD%98-%E9%83%AD%E5%8F%B0%E9%8A%98-%E4%B8%AD%E6%98%AF%E5%85%A9%E5%80%8B%E4%B8%AD%E5%9C%8B-040900617.html