Hi I’m from the uk senior help. About Shanghai Wild Animal Zoo

I’m from the uk, I’m disabled, I can walk slowly with my stick, it says seniors and I’m 65 it’s 65cny for 1 adult, I’m staying at the Vienna hotel which is 1.9 miles away, can u also please give me a rough idea of the cost of a taxi, or is there a taxi app I should use in china like Uber.? Do the Chinese used uber? And I don’t know what browser they use in Shanghai, as I don’t think they use google, but do they use yahoo? Thanks travelling in Oct 2019