Tengchong in yunnan and Vietnam, said the Western Han Dynasty, Yongchang County is the Eastern Han Dynasty, Tang set up kept the state name, set up when Nanzhao Tengchong House.是什么意思_Tengchong in yunnan and Vietnam, said the Western Han Dynasty, Yongchang County is the Eastern Han Dynasty, Tang set up kept the state name, set up when Nanzhao Tengchong House.在線翻譯_英語_讀音_用法_例句