Received: 26 February 2020
Accepted: 17 June 2020
First Online: 24 August 2020
Ethics approval and consent to participate
: This study was approved by the Queensland University of Technology Human Research Ethics Committee in accordance with Australian and international standards. The participating school principal, teachers, students, and parent/guardian for each student, provided written informed consent to participate in this study and to publish images, in QUT approved formats, written in Chinese (simplified). All participants provided consent before fieldwork commenced.
: The authors confirm that the content of the manuscript has not been published or submitted for publication elsewhere.
: The authors declare that they have no competing interests.