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Unsecured senior notes (Tables)

12 Months Ended

Dec. 31, 2017

Unsecured senior notes

Schedule of unsecured senior notes

		Amounts		Effective  interest rate
		RMB
US$500,000 3.125% notes due 2021		3,242,565		3.37	%
US$500,000 3.875% notes due 2026		3,204,792		4.15	%
Carrying value		6,447,357
Unamortized discount and debt issuance costs		86,843
Total principal amounts of unsecured senior notes		6,534,200

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Tabular disclosure of long-debt instruments or arrangements, including identification, terms, features, collateral requirements and other information necessary to a fair presentation. These are debt arrangements that originally required repayment more than twelve months after issuance or greater than the normal operating cycle of the entity, if longer.

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