/.c-breadcrumbs /.l-article__header /.c-featured-media These days in China you can book a dental appointment, hail a taxi or borrow a shared bike via internet giant Tencent. Through Alibaba, you can buy Macy’s merchandise, Armani beauty products and, by year’s end, Ford cars from vending machines. China’s two tech leaders have brilliantly converted their strengths — in…