Who is Grandma Dong?

Dong. Grandma Dong's name is Dong and her wife has been dead for six years. In order to get out of this haze, she learned to play the guitar at the age of 64. Whenever she plays the piano and sings, she feels that her wife is still around. Dong is the captain of Hangzhou Rock Grandma and the guitarist on the team. She is affectionately known as "Grandma Dong".