"China's independent innovation is promising. China's vast number of sci-tech professionals will accomplish great things," President Xi Jinping said at a meeting conflating the general assemblies of the members of the Chinese Academy of Sciences and the Chinese Academy of Engineering, and the national congress of the China Association for Science and Technology in Beijing on May 28, 2021. Xi attaches great importance to sci-tech innovation and cares about sci-tech workers. May 30 marks the 10th National Science and Technology Workers Day. On this day, let us revisit Xi's key remarks.