1. I suggest you go to Longtousi Park first. There are several old people playing erhu near the painting and calligraphy garden every day. It might be good to communicate first.

2. At present, the courses offered by the University for the Aged in Jiangbei District of Chongqing are: artistic fitness dance, Latin dance, ballroom dance, folk dance, computer, cooking, etc. > >, calligraphy and painting, massage and health care in traditional Chinese medicine, Tai Ji Chuan, nutrition and dietotherapy, English, singing, Yue Opera performance, etc. (No.1 Reading Village, Jiangbei District, Chongqing 14)

There are also some affiliated branches of senior universities around the country, which are mixed, so it is best to go and see them in person.