Core Points - The article discusses the innovative approach of using rainwater for street cleaning in Hangzhou's Binjiang District, referred to as "borrowing rain to wash the city" [1][2] - This method not only saves water and labor but also enhances the cleanliness of urban streets, making it an efficient solution [1][2] Group 1 - The "borrowing rain to wash the city" technique allows for effective cleaning of roads during rainy weather, as rainwater reduces the adhesion of dirt, making it easier to remove [1][2] - The use of high-pressure washing vehicles in conjunction with manual cleaning by sanitation workers ensures thorough removal of dirt and debris [1] - This method is seen as a perfect combination of timing, resources, and human effort, leading to significant improvements in road cleanliness and reduced dust pollution [1][2] Group 2 - Sanitation workers also address water accumulation in low-lying areas and public facilities by clearing debris from drains and using rainwater to clean surfaces, enhancing urban comfort and safety [2] - The Binjiang District's sanitation department emphasizes that this approach is based on long-term practical experience and effectively tackles stubborn stains that are hard to clean on sunny days [2] - Future plans include adapting sanitation operations based on weather conditions to maintain a clean and comfortable living environment for residents [2]