Chinese hotel group Huazhu Group has reportedly suffered a security breach that compromised 500 million pieces of customer data.
https://www.zdnet.com/article/chinese-police-investigating-security-breach-of-hotel-group/
origin - https://www.pipiscrew.com/2018/08/chinese-police-investigating-major-security-breach-of-hotel-group/ chinese-police-investigating-major-security-breach-of-hotel-group