Author contributions
VWW and FY-YH designed the study protocol, developed the intervention, performed the data analysis, and contributed to the writing of the manuscript. JTT and N-KS assisted in developing the intervention and data collection and contributed to the writing of the manuscript. CN and JS verified the intervention content and contributed to the writing and reviewing of the manuscript. All authors contributed to the article and approved the submitted version.The authors wish to thank all the participants in the study and the members of the Public Mental Health Laboratory, The Chinese University of Hong Kong for their contributions to this research.