SHANGHAI – Chinese innovation has long been a fraught topic: Does China have it? If so, what is it? When will it be globally relevant? And, if you want to really get people going just ask if China can innovate at all. Some are optimistic that China is on the right path to become a true global innovation participant. McKinsey & Co. decided it was time to tackle that hot topic in its own fashion with a survey of industry leaders who have one foot in China and the other abroad.