As a computer enthusiast one of the coolest things about living in China is the availability of cheap electronics. I quickly dived in and started buying USB gadgets, external hard-drives and everything I thought I needed. I soon got a nasty surprise when some of these products didn’t work as expected (or didn’t work at all). I discovered that buying electronics in China can be a minefield, but with a bit of knowledge you can save yourself a lot of trouble. Here are the 5 things you need to know when buying electronics in China.