The rapid rise of fast-fashion e-commerce retailers such as Shein and Temu is upending the global air cargo industry, as they increasingly vie for limited air-cargo space to woo consumers with rapid transit times, more than 10 industry sources said.Shein, PDD Group's Temu and ByteDance's TikTok Shop, which recently began online shopping in the United States, ship the majority of their products directly from factories in China to shoppers by air in individually addressed packages.And their growin...