Sorry Chris, but your naivety is showing.
Those markings and a buck won't even get you a cup of coffee. Markings
mean little in China.
--sp (old China hand)
p.s. here is an ebay guide on spotting fake Sony batteries. If you
send the packaging photos to Sony for verification and they report the
batteries are genuine, then I will believe it.
As you can seem, the fakes are really quite good, including holograms.
You may not care that they are fake, but if they leak and damage your
device, you may care. More likely they'll just not last as long as the