German Chancellor Friedrich Merz visited China’s eastern tech hub of Hangzhou on Thursday and met leading figures including those from Alibaba Group Holding and Unitree Robotics, signalling growing international recognition of the country’s robotics and artificial intelligence technologies. Merz had lunch and took group photos with local entrepreneurs, including Alibaba CEO Eddie Wu Yongming and Unitree founder and CEO Wang Xingxing, according to a social media account run by Chinese state...