BYD Company Limited or BYD is a publicly listed Chinese multinational conglomerate manufacturing company headquartered in Shenzhen, Guangdong, China. It is a vertically integrated company that has several major subsidiaries, including BYD Auto which produces automobiles, BYD Electronics which produces electronic parts and assembly, and FinDreams, a brand name of multiple companies that produces automotive components and electric vehicle batteries. The company was founded by Wang Chuanfu in February 1995 as a battery manufacturing company. BYD's largest subsidiary, BYD Auto, was founded in 2003 and has grown to become the world's largest manufacturer of plug-in electric vehicles. Since 2009, BYD's automotive business has contributed over 50% of its revenue. By 2023, it contributed over 80% of the company's total revenue. BYD also produces rechargeable batteries, forklifts, solar panels, semiconductors, and rail transit network. Through its subsidiary FinDreams Battery, BYD was the second largest electric vehicle battery producer globally in 2023 after CATL, by producing 15.8% of the world's output. Wikipedia