According to the data, Beijing United Publishing Co., Ltd. was established on 20 1 1-02-23, and its business scope includes publishing books on economy, science and technology, culture, sports and education (except textbooks for primary and secondary schools) which are beneficial to the construction of the two civilizations in the capital. Publishing audio-visual products of education, science and technology, culture and art; Electronic publications on culture, education and science and technology; Wholesale and retail of books and electronic publications; The version of this book is widely distributed; Wholesale and retail of audio-visual products; Publishing supplementary materials for primary and secondary schools (mathematics, Chinese, English, politics, history, geography, physics, chemistry, biology); Technology extension service; Conference and exhibition services; Computer technology training. (Market entities independently choose business projects and carry out business activities according to law; Projects that must be approved according to law shall, after being approved by the relevant departments, carry out business activities in accordance with the approved contents; Shall not engage in business activities of projects prohibited or restricted by the industrial policies of the state and this Municipality. )