KEY POINTS
  • Apple CEO Tim Cook said China's economic slowdown had impacted Apple sales.
  • In a letter to investors on Wednesday, Cook said the company forecast lower-than-expected sales primarily in China.
  • The letter marked a shift from comments Cook made in 2018 regarding China.
Tim Cook, CEO of Apple, speaks in Brussels, on October 24, 2018.

Apple Chief Executive Tim Cook has blamed an economic slowdown in China, and the Sino-U.S. trade war, for its downgrade to its first-quarter sales guidance.

That marks a dramatic change in tune from the leader of the tech giant who just under a year ago, during Apple's earnings for the first quarter of 2018, said "everywhere I look, I feel really good about how we're doing in China."