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Business combination and disposal of subsidiaries and businesses - Summarizes the components of the purchase consideration (Details) - Bigo Inc ¥ in Thousands	Mar. 04, 2019 CNY (¥)
Components of the purchase consideration transferred
Cash	¥ 2,300,196
Fair value of common shares issued	7,704,420
Fair value of previously held equity interest in Bigo	5,697,154
Elimination of preexisting amounts due from Bigo	323,002
Total consideration	¥ 16,024,772

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Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination.

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Fair value at acquisition-date of the assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interests issued by the acquirer, including but not limited to, instruments or interests issued or issuable in consideration for the business combination.

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