printing photos in China

Now Shenzhen   |   September 1, 2021

Hi people,
i’m newbie here. and I was in Guangzhou about two years ago for a 3-4 days. I was really excited by this city and I also would like to visit Shenzhen next time.
I’m working in online photo printing service in my country. Now, I would like to know is there any online photo printing service in China?
what is the price of photo prints in China generally?
can somebody give me an answer for this two simple questions?
thanks in advance! =)