A sniffer dog named Yezi, or "Coconut", receives training at a police dog training base in Shanghai, May 19, 2020. /VCG

A short video series about the police dog and its role in the fight against COVID-19 in Shanghai went viral on Chinese social media recently. /VCG

The Malinois breed dog was born on September 10, 2015. /VCG

A sniffer dog receives training at the training base in Shanghai, May 19, 2020. /VCG