Tiangong makes achievements in new space technologies [Video]

December 31 marks the two-year anniversary of the completion of construction of the China Space Station. To note the anniversary, the first ever report of the scientific and research progress of the station was released on Monday. It mainly covers three aspects: space life science and human body research, microgravity physics, and new space technologies. In today’s program, an expert talks to CGTN’s Zheng Yibing on developments in new space technologies.