The Dutch teen saw action late on in victory over Southampton on Saturday.
And to mark the performance, Chong took to Instagram to say: "What a match! Great team spirit! Proud to make my Premier League debut."
Those to congratulate Chong included teammate Dion McGhee, Reece James of Chelsea, compatriots Joshua Zirkzee (Bayern Munich), Leandro Fernandes (Juventus) and Kenji Gorré (CD Nacional) and rapper Santan Dave.
From Rotterdam, Chong received congratulations from ex-teammates Tyrell Malacia, Cheick Touré and Joey Koorevaar, with whom he played in the youth academy of Feyenoord.