Electric vehicles (EVs) made in China now account for one in every three new registrations in South Korea, as Tesla’s Shanghai-built models power the surge and Chinese carmakers start to gain traction. The country’s auto manufacturers have further room to expand, analysts said, supported by higher fuel prices linked to the US-Israeli war in Iran and looser restrictions than traditional target markets. Still, tightening subsidy regimes could slow the pace of expansion, they cautioned. Sales of...