Gou says steps to make Apple products more efficiently will start to pay off in the second half of this year and next year.
"We've helped Apple make a lot of money," Gou said. "If our customers make money, then we can also make money. I most fear customers that don't make money."
Although Hon Hai posted two quarters of declining profit due to higher wages and costs for moving factories to inland China, the company's net income rose 1.9 percent to NT$77 billion ($2.7 billion) for year ending in December on a 53 percent jump in revenue to NT$3 trillion. Apple's profit jumped 70 percent to $14 billion for the year that ended in September.