The two engines of sustainable yet booming consumption

Sales on Alibaba’s platforms race above 120.7 billion yuan ($18.2 billion) as of 1:09 pm Saturday.[Photo/IC] What started as a mere internet joke based on the day’s “four-single-person” date in 2009 when Alibaba managed to register a one-day sales of 52 million yuan ($7.83 million) has this year helped the Chinese e-commerce giant to record sales…