Sales of electric vehicles (EVs) in China recovered on solid footing in May, as new models fitted with higher-performance batteries and more advanced driver assistance systems drew consumers amid intensified competition. Zeekr, a premium EV brand owned by Geely Auto, the country’s second-largest carmaker, and Stellantis-backed Leapmotor rewrote their monthly delivery records, the latest sign that local government subsidies have whetted consumers’ buying appetite for big-ticket items. Although...