What's the story of Big Brother in Auto Express?

Brother Da Zhi, whose real name is Liu Chengzhi, is a handsome young man who is engaged in photography in Beijing. He posted several short videos on Aauto Quicker under the name of "Big Brother", sharing his daily life, including diving, cooking and playing table tennis. His video style is humorous and humorous, which is deeply loved by users in A Auto Fast.