Parents set it themselves when they registered, and others can't get it. According to official website of Beijing Sankuan Education Technology Co., Ltd., Sankuan means generosity, tolerance and relaxation, that is, in family education, parents should provide their children with generous shoulders, tolerant mind and relaxed environment. The three-width parent education project is the main course of the home-school co-education practice area sponsored by the Career Development Center of China Care for the Next Generation Working Committee. User name is set when parents register, and others can't get it. With the online and offline mode, parents can watch parent education courses every week through the online platform. Therefore, the user name of Sankuan Parental Education is set by parents themselves when they register, and others cannot obtain it.