Xia Zuoquan (b. 1963) co-founded BYD in 1996, which makes cars as well as batteries for electric vehicles. BYD is about 10% owned by Warren Buffett's Berkshire Hathaway. Xia founded Zhengxuan Capital in 2004, an investment firm having over RMB 10 billion in assets under management. Zhengxuan Capital has invested in more than 30 companies in gene sequencing, robotics, smart hardware, chip design, supply chain finance and talent assessment sectors. Xia was placed no. 256 in the 2015 Forbes China Rich List, with an estimated net worth US$1.2 billion.