Cars make our lives much easier. But they can also be a problem, 1 fossil fuel （化石燃料）cars. They have become a main 2 of air pollution.
To improve the environment, many countries are 3 electric vehicles （EVs, 电动车）. Among them is China. China has became the world's largest EV market, according to the Wall Street Journal. In 20214 in China, more than twice as many as the number sold in the United States, Chinese drivers are already big 5 of EVs. Chinese auto companies, including BYD and BAIC, have been among the top in the world in EV sales.
"Charging（充电） an electric car is 6 than filling up a fossil fuel car with gas, " said Wu Hao, who bought an electric car from BAIC this year. 7 , there are still some problems. It can be hard to find charging 8 . The cars can't go far 9 needing to be charged again.
Some of these problems are being solved. Now China has the world's largest EV charging network. There are more than 2.6 million charging stations in total.
Developing EVs is one of the actions China has taken to protect the 10 . "As China goes, so Will the world's auto industry （产业）, " the Wall Street Journal said.
