"Qingtongming" refers to Beijing Qingtongming Culture Development Co., Ltd., established in 2004 and headquartered in Beijing. It is a large-scale professional educational institution integrating research, publication and distribution of high school education. In addition, "Qingtongming" also refers to a series of "Qingtongming College Entrance Examination" educational activities sponsored by the company, which is a national mock exam for high school students, aiming at testing students' academic performance and improving their ability to take exams.