Greater China is now Apple’s number two market after North America, comprising 24% of its business. In October, Apple CEO Tim Cook told investors he expects Greater China will eventually become the company’s top global market. To be sure, Apple faces challenges in Greater China. Sales in the region rose 14% in the company’s first fiscal quarter ended December 26 to $18.4 billion, compared to 70% in the same period a year ago. In a January earnings call, Cook said Apple is starting to see “signs of economic softness” in Greater China. Does the tech giant have staying power in what is now its number two market?