Kai-Fu Lee is one of the most successful Chinese professional managers. He worked for big companies such as Apple, Microsoft and Google. Now he works for himself and he also writes some books. Behind each of his choices is his belief that you should "lead your life" rather than "live your life". He made his first big decision in 1990. He was then the youngest associate professor of Carnegie Mellon University. If he had stayed a little longer, he would have become a tenured   professor. But he decided to join Apple. There, he led his team to many hi-tech miracles , such as the iPod and iPhone which changed the world using hi-tech. In 1996, he went to work in SGI. In 1998, he joined Microsoft and started up Microsoft Research China which is now called Microsoft Research Asia. Because of his effort, it becomes one of the best labs in the world. In 2005, he moved on again, to Google. In his four years there, Google's market share in China jumped from 16% to 30%.    Now, he has started his own company "Innovation Works". He aims to help new Chinese companies in mobile computing and e-commerce  and also help China's young people start up their own business. Young people can send their business ideas to the company. If Lee likes an idea he receives, his company will help to turn the idea into a business.    Lee has written several books. His Be Your Personal Bestis a bestseller. His autobiographyMaking a World of Difference: the Kai-Fu Lee Storytells the story of Lee's many successes but also setbacks on the way to becoming a technology and business giant. How many times has Lee changed his jobs?
Four. Five. Six. Seven.