AS a heatwave engulfed northern and central Vietnam earlier this month, customers reaching for their phones to order food or a ride on the Grab app learned they would have to pay a surcharge.
Grab app rolled out a heatwave surcharge in Vietnam to help riders, who often work long hours and have limited access to medical care, deal with extreme weather
HO CHI MINH CITY/BANGKOK A s a heatwave engulfed northern and central Vietnam earlier this month, customers reaching for their phones to order food or a ride on the Grab app learned they would have to pay a surcharge.