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Non-controlling interests (Tables)

12 Months Ended

Dec. 31, 2024

Noncontrolling Interest [Abstract]

Schedule of balance of redeemable non-controlling interests

During the year ended December 31, 2022, changes of redeemable noncontrolling interests were as follows:

			RMB
Balance as of January 1, 2022			30,500
Add: Capital contribution			10,000
Less: Comprehensive loss			(464)
Add: Accretion of redeemable noncontrolling interests			714
Less: Deconsolidation of Suzhou Photon-Matrix			(40,750)
Balance as of December 31, 2022			—

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- Definition

Tabular disclosure of redeemable noncontrolling interest (as defined) included in the statement of financial position as either a liability or temporary equity. As of the date of the statement of financial position, such redeemable noncontrolling interest is currently redeemable, as defined, for cash or other assets of the entity at (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the entity.

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No definition available.

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