How can you convert tudou or youku videos?

I want to convert tudou and youku videos to mp4 so I can play them on my iPod? Is there a special program you can download as all the programs I have downloaded convert youtube videos.

What is a VPN?

VPN is (Virtual Private Network) were first used by companies to enable their employees to securely access internal systems such as email remotely (e.g. from home or while on business trips). Today they are increasingly being used for personal use by individuals to protect their privacy while online in public places (e.g. when using the wi-fi connection in a cafe) or in a country where the internet is censored / blocked (e.g. China, Saudi Arabia…).