Last year I wrote an article on the birth of a new business model—E-commerceretailers shipping directly to U.S. consumers from their warehouses in China. The report, “Retail Competition, direct to you from the other side of the world,” focusedon Shein, a Chinese women’s fashion e-tailer. Shein’s entry to the U.S. market was meteoric. As Bloomberg News put it in its article, “How Trump’s Trade War Built Shein, China’s First Global Fashion Giant,” Shein ended Amazon’s 152-day streak as the most downloaded shopping appin the U.S., a remarkable feat for any seven-year-old clothing brand, let alone one most Americans over 30...