Double Ninth Festival Chong Yang. Yang means masculine and positive; The number nine is regarded as yang The ninth day of the ninth month is a double yang day So the lunar calendar on September 9 is the traditional Double Ninth Festival OriginThe Double Ninth Festival began as early as the Warring States time. In the Tang Dynasty, The Double Ninth Festival has been decided as an official folk holiday.hereafter ,it follows until now. u 相传 在东汉时 期,有一瘟魔,它的出现 会使家人 病丧 ,让 百姓受尽了蹂躏 。桓景一家也是受害者 之一,桓景于是决心拜师