Related: Tesla to deliver first Model 3 cars this monthVolvo said it would launch five fully electric cars between 2019 and 2021. The rest of Volvo's fleet will consist of either plug-in hybrid cars or mild hybrid cars, which combine a gas engine with a battery. Starting in 2019, Volvo will only produce cars that have some form of electric motor -- and no cars running purely on an internal combustion engine. The world's second-largest economy, which is plagued by air pollution, wants 5 million electric cars on its roads by 2020. Related: India to sell only electric cars by 2030More than half of the world's electric cars are already sold in China, according to a report from the Center for Automotive Research at Germany's University of Duisberg-Essen.

Source: CNN July 05, 2017 07:23 UTC