1 The ninth day of the ninth lunar month is also the four traditional festivals of ancestor worship in China. The Double Ninth Festival was formed as early as the Warring States Period. In the Tang Dynasty, Double Ninth Festival was officially designated as a folk festival, and it has been followed since then. Chongyang and the "spring outing" on the third day of March are all family members. On Chongyang, all relatives should climb the mountain together to "avoid disaster".

2. Double Ninth Festival, also known as "stepping on autumn", is a traditional festival. Celebrating the Double Ninth Festival will generally include traveling to enjoy the scenery, climbing to the distance, watching chrysanthemums, inserting dogwoods all over, eating double ninth cake, drinking chrysanthemum wine and other activities. 20 121February 28th, the National People's Congress voted to pass the Law on the Protection of the Rights and Interests of the Elderly, and the law clearly stipulates that the ninth day of the ninth lunar month (Double Ninth Festival) is the festival for the elderly.

3. The Double Ninth Festival (also known as the Festival for the Elderly) is a traditional festival of the Han nationality on September 9th of the lunar calendar every year. Because the Book of Changes defines "six" as the number of yin and "nine" as the number of yang, on September 9th, the sun and the moon merge with each other, so it is called Double Ninth.