Technicians work at the test center of BYD Co. in Shenzhen, south China's Guangdong Province, Nov. 22, 2016. BYD, China's leading new-energy vehicle manufacturer, is also the world's largest manufacturer of rechargeable batteries. Based on its fire-safe, fully recyclable and long cycle battery technology, the company has expanded into other businesses, including automobiles, buses, trucks, utility vehicles and energy storage facilities. (Xinhua/Li Mingfang)
