Japanese carmakers have been losing market share in China for years as they struggled to roll out the kinds of affordable, technology-centric electric models popular with local drivers. Toyota Motor Corp. is trying to flip the script.The world’s biggest carmaker notched another bumper month of sales in August, putting it on track for its first annual growth in China in four years. Toyota has been winning over customers with a two-pronged approach that sees it produce locally made new-energy vehicles at attr ...