According to Sixth Tone, Laoximen land clearance and resettlement is scheduled for completion by the end of this year with major works to start after this Chinese New Year. This extremely informative blog has a number of well researched articles on the progressive demise of Shanghai's old neighborhoods, and it's well worth the time for those interested to read them.
Taking the first step: Approach the client with already made photos. Visited a nice hotel during your last vacation? The hotel’s management will probably be very happy to publish your images if they are good. Most likely they won’t pay you as they did not order the images from you, but they will give you a credit under the photo. But this would be a good start as you’re now published and have a working relationship with a known brand for your CV.
I have found Alessandro Bergamini's China gallery to hit all the right notes in that regard. Most of his images were made in Guizhou; a province located in the southwestern part of the country, and well known for its traditional rural villages, inhabited by minority groups like the Miao and Dong. Other images in the gallery were made in Guangxi , another autonomous region bordering Vietnam, and home to the famous cormorant fishermen of Guilin. I haven't been but I read that even though the water is too polluted now for fishing to be sustainable, these fishermen are catnip for many photographers, and earn their living in that fashion.