Piotr Polska is a Polish vlogger who has been living in Shenzhen in south China's Guangdong Province for the past seven years, where he has experienced the entire process of containing the COVID-19 epidemic. Having witnessed China's efforts in fighting against COVID-19 over the past three years, he is happy to see the recent adjustments to the response measures as the virus has become less virulent. Piotr also pays tribute to everyone working hard behind the scenes.