In this combo photo, the upper part taken by Ren Yongzhao shows patients walking to the doctors' offices at Lhasa People's Hospital in the 1950s; and the lower part taken by Sun Ruibo on April 19, 2021 shows surgeons of Lhasa People's Hospital using a robot to perform an orthopaedic surgery under the remote guidance of experts from Beijing Jishuitan Hospital through 5G communication technology in Lhasa, southwest China's Tibet Autonomous Region. On May 23, 1951, the Agreement of the Central People's Government and the Local Government of Tibet on Measures for the Peaceful Liberation of Tibet (17-Article Agreement) was signed, officially proclaiming the peaceful liberation of Tibet. The year 2021 marks the 70th anniversary of the historic event. (Xinhua)
