Apple already has a China problem. Here's why it could get worse. (AAPL)

China has become a big problem for Apple.
For years the company benefited from cheap labor there and a growing consumer market.
But its sales there have fallen off a cliff in recent quarters, and it could be hit hard if President Trump follows through on his threat to impose yet another round of tariffs on China.
Some analysts aren't as worried as others about the China situation, thinking it will eventually blow over.
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The hope is