Due to the epidemic, many students can't go to school and are forced to study at home. Double-speed classroom English reading app is an online education platform in K 12 field under Wanxiang Thinking. Committed to providing users with one-on-one foreign teacher counseling. A large number of English learning resources allow you to read with one click, and the knowledge points cover primary school to high school. Vientiane Thinking is one of the most professional educational R&D institutions in the field of K 12 at present, with more than ten years of experience in publishing R&D and supplementary books.

Wanxiang Thinking International Book (Beijing) Co., Ltd. was established in 2003. It is a large-scale educational research institution and research achievement promotion enterprise based on basic education and committed to providing high-quality educational resources. The enterprise is located in Tsinghua Science and Technology Park, just across the wall from Peking University and Tsinghua University, the two highest universities in China.