Ever since Apple's COO Jeff Williams officially retired last November there's been speculation that CEO Tim Cook could soon follow. Williams was a 27-year

Apple CEO Tim Cook kicked off his first tour of China this year on Wednesday, while the iPhone maker’s chief operating officer visited key suppliers, including Foxconn and Sunwoda, in a sign of the company’s continued focus on the country’s huge market and manufacturing ecosystem.

Steve Jobs continues to leave his mark on Apple, largely through the lessons he imparted on the team that survives him, including CEO Tim Cook. Ironically, Cook has kept the founder’s mind alive through following Jobs’ recommendation to forget about his leadership style.

The tech CEO popped out to celebrate Apple's 50th anniversary in style.