Right on. There won't be much culture shock going to Beijing. It's a pretty international city and many people speak English. There's also a huge expat population. I used to live in a city just south of Beijing called Jinan. I'd be happy to help you prepare!
First things first, download an app called "WeChat" on your phone. It's one of the major social media platforms here. Once you do, I can add you and it'll be easier to give you some tips!