He would only be a reseller of the product, not the manufacturer.
The manufacturing companies are virtually invisible to the world outside of China, you can generally only go through a reseller.
Unless you know someone.
Think about it for a min, if the resellers are selling stuff for cheap, how much are they getting it for??
How do I know? That's what I do.
I was supposed to be on my way to China (for the first time) on the 15th May, but, being sick, I wasn't allowed to fly.
For example,
http://www.desire-battery.com/ these people are resellers of batteries.