"You see, this is the third time I've made an appointment for door-to-door recycling, and I've got almost 40 yuan in environmental protection rewards. Recently, Aunt Zhang, who lives in Xinhualian Home Community, Yangzhuang Street, Shijingshan District, Beijing, made an appointment for the street "one-bag" door-to-door recycling service through the WeChat applet, which not only solved the problem of "waste items occupy too much space" without leaving home, but also received environmental protect