FYI, the great fire wall engineers have already found ways to inspect packets sent through OpenVPN...
A couple of weeks ago, I was asked by a friend who was traveling in China at the time to set up a VPN for him so he could use Gmail and other Google services there...I went for the easy way and used the OpenVPN for him, but to our disappointment, with that VPN tunnel, he still could not access google search page while many other pages on other domains were fine...I spent a few hours trying to figure out why, and then I came across these discussion,
My friend and I haven't experimented further; but I think one way that might work is to chain multiple VPNs or perhaps obfuscate your protocol a bit (i.e. make some minor customization yourself)...
A couple of weeks ago, I was asked by a friend who was traveling in China at the time to set up a VPN for him so he could use Gmail and other Google services there...I went for the easy way and used the OpenVPN for him, but to our disappointment, with that VPN tunnel, he still could not access google search page while many other pages on other domains were fine...I spent a few hours trying to figure out why, and then I came across these discussion,
https://superuser.com/questions/1187525/vpn-to-avoid-the-gre...
https://www.quora.com/Can-Openvpn-still-bypass-the-GFW-of-Ch...
My friend and I haven't experimented further; but I think one way that might work is to chain multiple VPNs or perhaps obfuscate your protocol a bit (i.e. make some minor customization yourself)...