every kind of "paid" sex in china is forbidden, so there will be no official shanghai escort agency, but you will find a lot of home massage service provider, but you can guess, that there will be some additional service they offer.
If you want to check out something special, just try this agency. Here you can choose the dress the girl will wear. you can select between different clothes, like for example nurse, police, student..The shanghai escort angels provides only outcall, but the cosplay fantasy is a very new and special offer in Shanghai. They work together with a KTV here, so they have a big pool of sexy hot girls. Shanghai Cosplay Escort