Hong Kong police said they were investigating the disappearance of Xiao Jianhua, who was reported missing Friday. Police added that they had received a request Saturday from a family member to drop the case. "We are still investigating and have reached out to the mainland authorities concerned," the statement sent to CNN said.
Xiao is one of China's richest men and controls the Tomorrow Group, a massive holding company with stakes in banks, insurers and property developers. He is 46 and has a net worth of $6 billion.