PHOTO: XINHUA

    Chinese scientists have implemented twin-field quantum key distribution through an 833-km optical fiber, setting a new world record in the relevant field. The experiment, led by researchers from the University of Science and Technology of China, is a solid step towards building reliable and efficient terrestrial quantum -secure networks over a scale of 1,000 km.

    China Launches New Model of UAV

    China's independently -developed Wing Loong large unmanned aerial vehicle (UAV) family has embraced a new model made of all-composite materials, the Aviation Industry Corporation of China (AVIC) announced on January 21. The Wing Loong -1E all -composite multipurpose large UAV successfully completed its maiden flight on January 18, said the AVIC.

    Working Across Authorities for Low-carbon Development

    The Ministry of Science and Technology and the Ministry of Housing and Urban-Rural Development signed strategic cooperation agreements to deepen cooperation in key areas such as green and low-carbon development in urban and rural areas.

    A New Autism's Therapy Method Developed

    A large-scale study of fecal microbiota transplants (FMTs) for children with autism is launched in China. More than a dozen hospitals across the country are participating in the research, recruiting volunteer families. Preliminary study has proved that a gut microbiota impairment could play a key role in the development of autism.