Cheap android tablets are flooding the market, but it's hard to know which one you should get. First of all, you want one that's fast enough to run the apps you want to use. Next, find one with good screen resolution. Finally, check out the connectivity. Some cheap Android tablets only have wifi, but you may want one that you can use to access mobile internet with a SIM card. Buying a China tablet can save you a lot of money, but follow these tips to ensure that you're not just throwing your money away on a device you can't use.