Open a browser, log in to the website of Qihang Education, click the resource to be downloaded, and then click Download. After the online course is downloaded to the local area, it is more convenient to watch it at will without the restriction of time and place, or watch it repeatedly. Qihang Education has developed a Longteng Training Camp with complete service facilities, including small class face-to-face lectures and Longteng weekend classes with high-end counseling. The flip classroom teaching mode is adopted, relying on the famous teacher classroom of sailing education online, and the teaching and research team implements small class face-to-face teaching offline. The predecessor of Qi Hang Education is Beijing Qi Hang Examination School, which was founded in 1998. Over the past 20 years, Qi Hang Postgraduate Entrance Examination has achieved its lofty position in the postgraduate training industry with unremitting efforts and constant pursuit. It is a large-scale comprehensive education and training institution that combines general research education with high-end education and integrates education and training, research and development of educational products and education services.