An advertisement for artificial intelligence at the MWC Shanghai tech show in Shanghai, in June. Photographer: Qilai Shen/Bloomberg Chinese stocks rallied on Thursday, with gains led by shares of companies that are among the major beneficiaries of the nation’s push for homegrown technology. The CSI 300 Index, a benchmark of onshore equities, jumped 2.3% to cap its biggest advance since mid-March. Shares of artificial intelligence chip designer Hygon Information Technology Co. surged 20% to be the top gai ...