Ye Yang frowned. "Didn't we already issue an order to close all import and export checkpoints across every province, city, district, and county? How did it still spread to remote Y County?"
"Uh... someone from Y County traveled outside the province and got infected, and symptoms only appeared after they returned home!" Wu Huadong explained.
Ye Yang said in a deep voice, "That being said, situations like this are numerous, and transmission is possible everywhere! Pass the word down immediately: isolate everyone who has had contact with infected individuals and begin treatment!"
Chapter 164