BitTorrent is a communication protocol for peer-to-peer file sharing which is used to distribute data and electronic files over the Internet. BitTorrent most recently said it has about 170 million users of its products. (Justin Sun founded Peiwo, an app aspiring to become China's Snapchat. Sun became Davos Global Shaper in 2014 and was the former representative of Bitcoin settlement platform Ripple in China.)
To see a listing and email addresses of investors from China similar to Justin Sun, check the Chinese Investors Directory.