The publishing and editorial teams would like to thank the following, for their invaluable service as 2021 reviewers for this journal. We are very grateful for the contributions made. With their help, the journal has been able to publish such high-quality articles:

Chan, Annie
Chan, Chi Kit
Chen, Hon-fai
Cheng, Edmund
Cho, Li-Fung
Choi, Sam
Chow, Christie Chui-Shan
Fung, Kalvin
HO, Ka Ki Lawrence
Hu, Hsin Li Sammy 
Kwong, Chi Man 
Laidler, Karen
Lam, Kay
Lam, Sui Kwong Sunny
Lee, Paul
Lee, Trevor 
Lok, Peter
So, Brian
Tang, Denise
Tsang, Chung Kin
Wong, Gary P.F.
Wong, Tin Chi
Xiao, Hanyu
Xu, Jianhua