Located on the outskirts of Hefei, "Science Island" is home to the Hefei Institutes of Physical Science of Chinese Academy of Science. On the "island," a group of scientific researchers, who focus on tackling key problems in aerospace technologies, satellite payloads and key components of spacecraft, are devoting themselves to the development of Chinese space industry. (Xinhua/Huang Bohan)

Liu Wangli, staff member of the Institute of Solid State Physics of Chinese Academy of Science (CAS), works at Hefei Institutes of Physical Science of CAS in Hefei, capital of east China's Anhui Province, on April 19, 2023. 

Zhao Xin (front), Chang Zhen (C) and Zhang Lu, members of Anhui Institute of Optics and Fine Mechanics of Chinese Academy of Science (CAS), work at a laboratory in Hefei Institutes of Physical Science of CAS in Hefei, capital of east China's Anhui Province, on April 18, 2023. 

Researcher Han Fusheng (1st L) and associate researcher Wang Xingfu (1st R) from a special aerospace metal materials research team of Institute of Solid State Physics of Chinese Academy of Science (CAS) instruct students to use direct-reading spectrometer at Hefei Institutes of Physical Science of CAS in Hefei, capital of east China's Anhui Province, on April 19, 2023. 

Lu Meina (R), Li Yang (C) and Nie Anran, members of Anhui Institute of Optics and Fine Mechanics of Chinese Academy of Science (CAS), work at a laboratory in Hefei Institutes of Physical Science of CAS in Hefei, capital of east China's Anhui Province, on April 18, 2023. 

Jiang Weibin, researcher of the Institute of Solid State Physics of Chinese Academy of Science (CAS), measures the mechanical strength of a spring at Hefei Institutes of Physical Science of CAS in Hefei, capital of east China's Anhui Province, on April 19, 2023. 

Zhao Xin, a member of Anhui Institute of Optics and Fine Mechanics of Chinese Academy of Science (CAS), works at a laboratory at Hefei Institutes of Physical Science of CAS in Hefei, capital of east China's Anhui Province, on April 18, 2023. 

Students from a special aerospace metal materials research team of Institute of Solid State Physics of Chinese Academy of Science (CAS) test the tensile properties of a metal material at Hefei Institutes of Physical Science of CAS in Hefei, capital of east China's Anhui Province, on April 19, 2023. 

Zhou Haijin (R) and Zhulei, members of Anhui Institute of Optics and Fine Mechanics of Chinese Academy of Science (CAS), test equipment at Hefei Institutes of Physical Science of CAS in Hefei, capital of east China's Anhui Province, on April 18, 2023.