September 23, 2025 at 9:23 AM UTCUpdated on September 24, 2025 at 2:51 AM UTCTaiwan has imposed restrictions on the export of chips to South Africa over national security concerns, the first time it has used its semiconductor industry as a weapon against a country closely allied with China.Taiwan now requires pre-approval for the bulk of chips sold to the African nation, its trade regulator said in a statement Tuesday. The decision emerged after Pretoria sought to downgrade Taipei’s representati...