Rapid technological advancement and a change in consumer buying behavior have been major driving forces behind the Asian e-commerce industry’s exponential growth. But while some Asian e-commerce companies have the capacity to increase their market shares, Vipshop (VIPS) and Coupang (CPNG) don’t appear to be able to maintain their current market shares, let alone increase them. So, let’s evaluate if either of these two stocks is a buy now.