We don't have a biography for Derrick Chen Guo Hui yet. Hang in there, or go ahead and contribute one.
The Truth Seekers Guest cast, played by Ian Fang Episode 1x06: Episode 6 (May 5, 2016) Episode 1x07: Episode 7 (May 6, 2016) Episode 1x08: Episode 8 (May 9, 2016) Episode 1x09: Episode 9 (May 10, 2016)