Demand for electric vehicles (EVs) by ecommerce companies and consumer goods makers of daily essentials has doubled from last year as they look to save costs by over half and meet carbon emission reduction targets, executives said. Amazon, Hindustan Unilever, Swiggy, Coca-Cola, Zomato, Amul, Flipkart, BigBasket and Bisleri are among the larger companies switching to EVs to service consumers and retailers.