Hong Kong (CNN Business) Apple CEO Tim Cook met with China's top regulator this week for a "deep discussion" about a range of issues, according to the Chinese government.

The meeting between Cook and China's chief market regulator, Xiao Yaqing, took place just a few days after the company pulled HKmap, a real-time mapping app used by pro-democracy protesters in Hong Kong.

The talks covered a wide range of topics "including expanding Apple's investment and business development in China, consumer rights protection and fulfilling corporate social responsibility," according to a statement posted on the website of the Chinese State Administration for Market Regulation on Friday.

Apple AAPL It did not provide further details, anddid not immediately respond to a request for comment.

A display of the app "HKmap.live" designed by an outside supplier and available on Apple Inc.'s online store is seen in Hong Kong Wednesday, Oct. 9, 2019.

China is a key market for Apple. The company's sales in the Greater China region totaled $9.1 billion last quarter, or about 17% of its global total.

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