well tech wasn't that different, just how it was integrated in everyday life was amazing
with the wechat app you can do anything - pay, get money, buy tickets for everything, chat, date, you name it.
they have this tech incubator in Xian which is basically half the entire city, and growing
one day in shanghai, i had breakfast in the Pearl tower in Shanghai, in a restaurant rotating 200 metres above the Huangpu river, then boarded a bullettrain that went like 450 km/h. came back and went up the 88, which is a famous skyscraper there, and as you look up, you see the other two, twice in height, right next to it, breaching the clouds. walking there at night i sometimes had the Blade Runner feel.
dont know when i will be back but i imagine it will be even more advanced when i do.