The ancient Chinese compared masses to water and rulers to ship, highlighting people's power over rulers and stressing the need for rulers to respect the conditions and feelings of the people they govern. Beijing is a megacity with over 20 million people, who naturally face various problems that the government strives to address. Since 2019, Beijing has integrated 16 districts, 343 townships, 65 municipal departments and 49 enterprises and public institutions that provide public services into the 12345 hotline platform. The mechanism of promptly "handling a complaint upon receipt" has been fully implemented in the Chinese capital. But how does it work and how does it serve the public? Click the link to watch the video to learn all about this public services hotline.