Totally disagree. It's one thing for the Chinese to get a copy of something and then have to reverse engineer all the parts. It's another thing altogether when you show them how to set-up the manufacturing facility, provide them copies of all your manufacturing equipment (that they can then reverse engineer and copy), and provide access to all your design systems and designs which they will undoubtedly copy, steal and begin producing themselves.
Example: SU-27 vs J-11.
This is a Russian Su-27P (Su-30):
This is a Chinese J-11:
Bottom Line: I'd be screaming bloody murder too. Until these guys recognize an IP patent, I'd be telling them to pound salt.
Matthew.