Uber sells stake to Grab after launching ‘e-hailing culture’ in VietnamVietNamNet Bridge - Competing with traditional taxis and avoiding tax, Uber gained ill fame during its operation in Vietnam. However, it helped energized the taxi market and create an ‘e-hailing’ culture. Uber launched e-hailing culture in VietnamIn June 2014 in HCM City, Uber joined the market. Its taxi fee was around half of traditional taxi firms. To compete with Uber and Grab, traditional taxi firms also began providing hi-tech services.