US Commerce Secretary Howard Lutnick says Nvidia has yet to sell H200 chips to Chinese companies and that the Chinese government has not approved such purchases (Alexandra Alper/Reuters)

Alexandra Alper / Reuters: US Commerce Secretary Howard Lutnick says Nvidia has yet to sell H200 chips to Chinese companies and that the Chinese government has not approved such purchases — Nvidia's (NVDA.O) powerful H200 AI chips have not yet been sold to Chinese companies, Commerce Department Secretary Howard Lutnick …