Lei Jun

Lei Jun (born 16 December 1969) is a Chinese billionaire entrepreneur and philanthropist. He is known for founding the consumer electronics company Xiaomi. As of October 2022, Lei Jun's net worth was estimated at either US$8.1 billion according to the Bloomberg Billionaires Index, making him the 203rd richest person in the world, or at $7.5 billion by Forbes, ranking him 265th worldwide. Biography Lei Jun was born on 7 December 1969 in Xiantao, in the underdeveloped countryside of Hubei. Both of his parents were teachers, which was a disgraced profession after the Cultural Revolution; his father made $7 per month. As a child, he was interested in electronics and liked disassembling and re-assembling radios, which was encouraged by his father. He made the first electric lamp in his village using two batteries, a bulb, a self-made wooden box, and some wires. In 1987, he graduated from Mianyang Middle School (; now Xiantao Middle School) and began attending Wuhan University, from where he graduated with a Bachelor of Arts in computer science in 1991. During his last year of college, he founded his first company, Gundugoms. He also studied profusely and excelled at school. In 1992, Lei joined Kingsoft as an engineer. He became the CEO of the company in 1998 and led it towards an initial public offering on the Hong Kong Stock Exchange in 2007. On 20 December 2007, he resigned as president and CEO of Kingsoft for "health reasons".