THE 2022 Consumer Electronics Show (CES) was wrapped up Friday amid fast-soaring COVID-19 cases in the United States. Ran Lingyan, a Chinese woman from Central China’s Henan Province, was one of the young entrepreneurs who took the tech show by storm. In a tiny booth away from the bustling hub of the central hall, the petite, attractive young businesswoman, whose English name is Tess, welcomed a continuous stream of buyers and the curious to her crowded booth, all seeking to scope out her product by Zhongshan Tess Gift Co. For many Americans, the device seemed to be a reminiscence of...