Shanghai, Guangzhou, Shenzhen and other cities. According to the inquiry, Didi Diandian is displayed in official website, and there are Didi Diandian in Shanghai, Guangzhou, Shenzhen and other cities. Didi Diandian is a software that can provide home health care services. In the software, you can make an appointment for home cupping, physical therapy and other services, you can also view various health information, and you can also make an appointment for cleaning and beauty. There are many sections to choose from and a wide range of businesses. Users can place orders online.