Li0n is the founder of Honker Union of China (H.U.C), a group known for hacktivism, mainly present in Mainland China. Literally the name means "Red Guest", as compared to the usual Chinese transliteration of hacker. It's members now have reached over 80,000 people, which is rumored to be ranked as the world’s #5 hacker organization. The said group has also formerly conducted cyber attacks to Japan and U.S.A.