LOS ANGELES -? About 30 Chinese companies showed their products?at the?26th International Electric Vehicle Symposium, which?opened on?Sunday at Los Angeles Convention Center, with more than 200 exhibitors and thousands of attendees observing and discussing the latest trend in e-transportation industry.

The 4-day event was hosted by Electric Drive Transportation Association (EDTA) and organized by the World Electric Vehicle Association in cooperation with the European Association for Battery, Hybrid and Fuel Cell Electric Vehicles and the Electric Vehicle Association of Asia Pacific.

The symposium focused on market trend, public policy, environment impact and issues related to power storage, charging infrastructure, public education, work force training and many other topics.

Ma Xiaofeng, executive director of China's Tonghe Electronics Co Ltd, told Xinhua at the company's booth that through the product demonstrations and the topics of conference, it could be obviously seen that EVs are getting closer to consumers.

"At least more charging infrastructure have been built in the world, this could be one of the evidences," said Ma.

Enterprises from Germany, Britain, Japan are also the major force of demonstrations.

The 25th International Electric Vehicle Symposium was held in November 2010 in Shenzhen, a southern Chinese city.