If you worry about all the waste generated by the annual rush of holiday shopping and gift giving, it’s nothing compared to the mountains of discarded packaging that comes from a single event in China.
On Nov. 11 each year, the world’s biggest consumer market goes into overdrive as e-commerce giants like Alibaba Group Holdings Ltd. and JD.com Inc. lure shoppers with huge bargains during the Singles’ Day bonanza. Alibaba reported almost 500 billion yuan ($76 billion) of sales this year, nearly four times U.S. Black Friday and Cyber Monday spending combined. On its Tmall platform, transactions reached a peak when