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INVESTMENTS - Equity securities with readily determinable fair values (Details) - CNY (¥) ¥ in Millions	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Investments
Gain realized	¥ 6	¥ 186
Accor
Investments
Cash consideration	2,198
Gain realized	516
Unrealized loss from fair value changes of equity securities	¥ 0	¥ 184

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Amount of shares sold in investment of equity securities with readily determinable fair values.

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Amount of realized gain (loss) from sale of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

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