Lei Jun was part of the founding team of Kingsoft in 1992 and became CEO in 1998. A year later, he founded the IT information service and download website Joyo.com. After Kingsoft successfully completed their IPO, Lei Jun stepped down from his position and became Vice Chairman at Kingsoft. In the early 2000’s, he invested in many successful start-up companies like YY, UC and Vancl as an angel investor, and on April 6, 2010, he founded Xiaomi. In July 2011, he returned to Kingsoft as Chairman of the Board. Lei Jun is currently the Chairman and CEO of Xiaomi.