Spurred by the rising popularity of electric vehicles (EVs), Chinese carmakers are consolidating their foothold in the global auto market, prompting international banks like Goldman Sachs to significantly raise their export forecasts. Buoyant overseas shipments have also effectively created a cushion against falling domestic deliveries and an expected overall sales decline for Chinese automotive groups including BYD and Xpeng, analysts said. “China’s new-energy vehicle exports have been...