Fans have raised their eyebrows after seeing Charlene Choi and Wilber Pan's social media posts.
According to Asian E-News Portal, 33-year-old Charlene posted a photo of herself wearing a black mask at the airport on Weibo.
Less than an hour later, Wilber Pan posted a similar 'suspicious' photo of himself doing the same and tagged Charlene. This excited fans and many tried to guess if they were actually dating.
Choi has been staying single and focusing on her work since breaking up with actor, William Chan in year 2015.
Both parties have not replied to the rumours.