20 16 Hurun Research Institute released the list of the world's richest people: Bill Gates continued to be the first in a row with a wealth of 520 billion yuan, Buffett jumped to the second with 450 billion yuan, and Zara boss Otto ranked third with 420 billion yuan. On the domestic rich list, Wang Jianlin surpassed Li and Li Ka-shing to return to the first place. So are these rich people on the list really the richest people in the world? A few days ago, a well-known financial media in Hong Kong and Hong Kong Weipo, who have been tracking the Zhang family business for a long time, together with an authoritative international asset appraisal agency, disclosed that the real richest man in the world should be China's "invisible rich man" Zhang Jianhua.