Beijing Tian Li Economic and Cultural Development Company and Beijing Editorial and Distribution Department of people in Xizang Publishing House are mainly engaged in the planning, editing, distribution, teaching, scientific research, training and exchange of books on teaching AIDS, education, family education, Tibet and social sciences, as well as the promotion of Tibetan culture. Since its establishment, it has been praised, supported and helped by governments, educational and teaching institutions and many well-known experts and scholars in Beijing, Tibet and other provinces and cities across the country. Books published by Tibet Publishing House, especially educational supplementary books, have ranked among the top 30 in the publishing industry, and books for college entrance examination, senior high school entrance examination and quiz have entered the top 3. People in Xizang Publishing House's 38 episodes of Tian Li has become a well-known brand of teaching AIDS. Beijing Tian Li Economic and Cultural Development Company and Beijing Editing and Distribution Department of people in Xizang Publishing House are willing to cooperate with educational and teaching institutions, teachers and colleagues all over the country in the fields of book publishing, education and training exchange, Tibetan cultural exchange and family education.

In order to better serve candidates and provide them with the latest and most authoritative research results on the reform of college entrance examination and the trend of proposition, special and senior teachers working in the front line of teaching participated in the establishment of the Tian Li National College Entrance Examination Proposition Research Group. Since its establishment, the research group has attracted much attention from the education sector. It has published College Entrance Examination Research, Jumping Out of the Sea of Questions, Docking College Entrance Examination, Compilation of Simulated College Entrance Examination Questions in China Provinces and Cities, Complete Solution for Compilation of College Entrance Examination Questions in China Provinces and Cities, and Classification and Analysis of College Entrance Examination Questions in Recent Five Years, practicing college entrance examination questions at any time, making mistakes in the college entrance examination, reviewing the college entrance examination outline, standardizing the interpretation of English vocabulary in the college entrance examination outline in recent five years, and making full marks in the college entrance examination composition.