Is there a photo gallery in Nanjing? What about Shanghai?

I don't know whether you are talking about modern and contemporary photography or your own collection of old works.

If you are doing modern and contemporary photography, you can try the South Gallery in Nanjing.

This is the largest gallery in Nanjing, and their website/

If it's your own collection of old works, you can try to contact Zheshang Auction and Duoyunxuan Auction House in Shanghai.

Zheshang, a native of Jiangsu, is very attractive to local collectors. Do Yun Xuan specializes in making old things. If you are Lang's predecessor, it will get hot.