The sterilization company Ms. Chen works for has nearly 50 people and services all of Hong Kong. During the outbreak of COVID-19, their workload soared and some of the staff left, but not Mr. Chen. "I thought about quitting. However, I feel a great sense of accomplishment when a place becomes clean after I have disinfected it and I have been shown a lot of gratitude from my customers. That makes me happy. I feel my life is purposeful because I can do something for the community."