As the Asian Games Hangzhou 2022 draws closer, a mass of visitors is expected to gather in the city. While the city of Hangzhou intends to impress the world with a good city look, sanitation poses quite a challenge. Now, let's follow this episode to learn more about Hangzhou's effort in cleaning.

In Hangzhou's streets, the "Transformers" are working swiftly and efficiently. Large quantities of mechanized sanitation and cleaning equipment have eased the pressure of sanitation workers, improved the cleaning efficiency of urban roads, and promoted the rapid development of urban environmental management.

Hangzhou is improving its environment with mechanized professional cleaning teams and big data and has formulated a sustainable and refined urban management model. This ongoing effort will ensure a successful Hangzhou Asian Games.

(Edited by Ye Ke)