COVID 19 coming, YOU, give up your vacation, shouldered your medicine kit, fought against the pandemic. 
COVID 19 finish, YOU, turned to the vector, focus on pest control, stationed at the site to serve the people. 
The starry night is long but you working hard over seasons and guard people with love. 
Clouds and the moon are shining along the thousand miles which you crossed. 
What you quietly guarding spread the love over 9.6 million square kilometers. 
There is a long way ahead for vector control and prevention.
You are Gongcheng people !