Open the software, enter your mobile phone number and password, and click Login. Log in to the software page and click Online Learning. After entering the page, click to open the double-speed brushing class. The latest version of an yun Education APP is a professional safety production education and training service software. The latest version of an yun Education APP was developed by Zhongan Huabang (Beijing) Safety Production Technology Research Institute Co., Ltd. to provide convenient services for students.