according to venture capitalist mary meeker, chinese users collectively spend 1.7 billion hours per dayt's apps. our senior executive editor brad stone traveled to china to find out more about 10 sent -- about tencent. there is not a good comp here in the united states, right? brad: it's not just the messaging service. it really is a portal -- that's an old word -- to the entire internet. you use we chat to hail vehicles. wechat pay is used by 600 million people. online dating. people have begun to think of it as an internet platform and a challenge to mobile operating systems like ios. it's that powerful. emily: you got where access to attend -- a tencent executive. tell us about him. brad: tony ma is very reclusive, your typical shenzhen businessman, does not like to talk too much about his company. martin lau is the coo, the president of the company. he is considered the cheryl sandberg -- the sheryl sandberg of the business. when the company was negotiating last year, he flew 10 hours to helsinki, ill, had a fever, and played a game so frequently on the trip that he scored the 97th