Xi calls for building China into world science and technology leader

Bai Chunli, president of the Chinese Academy of Sciences (CAS), presides over the opening of the 19th Meeting of the Academicians of the CAS and the 14th Meeting of the Academicians of the Chinese Academy of Engineering at the Great Hall of the People, in Beijing, capital of China, May 28, 2018. (Xinhua/Pang Xinglei)