[2] On October 30, 2021, Hui and Chris Froggatt won the annual GT World Challenge Europe Endurance Cup driver's championship in the Pro-Am category.
[4] At the 2018 Dubai 24 Hour, BLACK FALCON Team TMD Friction, composed of Frank Yu, Antares Au, Hui and Macau driver Kevin Tse, achieved good results.
[5] In mid-2018, for the January 2019 race, Hui personally traveled to tracks he had never driven before, including Monza, Paul Ricard and Spa-Francorchamps, and hired coaches to provide him with focused training.
At the same time, he also asked Ouyang Ruoxi for advice on driving a racing simulator to prepare lessons for each trip to a different track.
[7] Hui, Froggatt, Eddie Cheever III and Fisichella entered in the Pro-Am class at the 24 Hours of Spa in Belgium on 24–25 October.
This victory kept Sky Tempesta Racing's hopes of competing for the annual championship alive, with the team accumulating 39 points in the standings and ranking third in the class.
[9] Hui, Froggatt and Cheever, who were joined by Italian driver Matteo Cressoni, entered the 24 Hours of Spa.
With that result, Sky Tempesta Racing scored 19 points and successfully expanded its lead in the Pro-Am class standings.