A bright orange robot, 10 feet tall, looms over Volkswagen’s new electric car assembly line in central China. It was imported from Germany. The factory’s other 1,074 robots were made in Shanghai. Volkswagen used to import shock absorbers from Central Europe for cars it makes at Chinese factories. Now it buys them from a company in China for 40 percent less. After relying for decades on engineers in Germany to design cars for the Chinese market, Volkswagen has begun hiring for a team of nearly 3,000 Chinese engineers, which will…