Duan Yongping

Duan sold 100 GME naked call options (equivalent to 10,000 GME shares) that expire on February 12 a few days ago, giving him a profit of more than $400,000 based on a $40-a-share premium.

Duan Yongping, the founder and chairman of Dongguan-based BBK Electronics which is behind smartphone brands Oppo, Vivo, OnePlus and Realme, recently talked about the origins of the OPPO and Vivo brands during an interaction with users on the Internet.