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Non-controlling interests (Tables)

12 Months Ended

Dec. 31, 2022

Non-controlling interests

Schedule of balance of redeemable non-controlling interests

​

​	​	​
​		RMB
Balance as of January 1, 2021		—
Add: Capital contribution		30,000
Less: Comprehensive loss		(806)
Add: Accretion of redeemable non-controlling interests		1,306
Balance as of December 31, 2021		30,500
Add: Capital contribution	​	10,000
Less: Comprehensive loss	​	(464)
Add: Accretion of redeemable non-controlling interests before the deconsolidation of Suzhou Photon-Matrix	​	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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