Very quickly, and without much comment yet, as I haven't dug into it much myself, here is the PDF for the indictment of the five Chinese military hackers that the Department of Justice announced today:

If you like following stories like this, I highly recoommend picking up a free PACER account. Documents like this are 8 cents a page to retrieve (but free for you to redistribute). If you can keep it to less than $10 per quarterly billing cycle, they waive payment, too.