Imposters like to use the names of recognised, respected and trusted companies as it gives their websites credibility. However, the drawback for imposters is that they're easier to spot as there are many things a corporation won't do as it would harm their brand image.
The short term domain registration mentioned by Dotti is a good pointer, as well as this
Domain name: usnikefactorystore.com
Registrant Contact:
zhuo jingyi
jingyi zhuo
[email protected] +86.05942282152 fax: +86.02942282152
beijingshichengxiangqu
shanghaishi fujian 351000
CN
If it's located in China it isn't a US factory shop and I can see no USA location mentioned. I also notice the Western Union logo shown as a payment option. The fact is that it is impossible for any corporate entity to receive payment by Western Union.
There are hundreds of websites like this on the net I'm sorry to say.