The one-China policy, mainly aimed at Taiwan, maintains that there is only one Chinese government, and it is a key diplomatic point accepted by most nations in the world, including the US.
The deepening trade and diplomatic disputes between the two countries threaten the global supply of memory chips and display screens.
The company faces a lawsuit filed by Australia's consumer watchdog over alleged misleading advertising that could result in multi-million dollar fines.
Samsung said initial findings showed that the issues could be associated with impact on exposed areas of the hinges. It also said there were instances where substances found inside the device affected the display performance.
The announcement by the South Korean technology giant came weeks after the firm and a group representing ailing Samsung workers agreed to accept compensation terms and end a highly-publicised standoff that went on for more than a decade.
The South Korean electronics giant, the world's leading smartphone maker, unveiled its latest flagship Galaxy Note 9 in August.
The resolution comes a month after a jury concluded Samsung owed Apple $539 million for copying some of the iPhone's innovations in some of Samsung's competing products.
Barely days after his son's jail release this week, the Samsung Chairman finds himself facing fresh allegations of another white-collar crime.
Vice chairman of Samsung Electronics Jay Y Lee walked free after being detained for a year over bribery charges. He had initially been sentenced to five years in prison.
The world's biggest memory chip and smartphone maker posted the profit despite the fact that its de facto leader was jailed for bribery and having faced a recall of its flagship Galaxy Note 7 device.
CEO Kwon Oh-hyun has resigned after profits plummeted and group scion Jay Y Lee was jailed for bribery.
South Korean court says Samsung's Jay Y Lee had given bribes to win former president's support. He was convicted of bribery, embezzlement, capital flight and perjury.
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