The Chinese most professional flipped classroom solution provider. It combines: Chinese Edmodo (Social education) +Khan Academy (Flipped classroom)+51talk(live 1 to 1 teaching)+K12 schools/training institution. The teachers in Chinese K12 schools could ask students to prepare lessons before/after class via Sinblr synchronous online lessons. Besides, it is also the frequent teaching tool of teachers. It helps teachers organise the students, post assignment, teach based on cloud, earn from the posted lesson, share or follow or like, take examination online, remote live teach by 1 to 1 or 1 to more students, better cooperate with the offline training institutions. It also looks like Facebook because it streamline the communication among teachers, students and parents. Parents could know the updated situation of their children and join activities with other parents or teachers together. The teachers and parents could also learn courses of what they are interested in with each other.