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Intangible assets, net (Tables)
6 Months Ended
Jun. 30, 2024
Intangible Assets, Net (Excluding Goodwill) [Abstract]  
Schedule of intangible assets, net
Intangible assets, net consisted of the following:

As of December 31,As of June 30,
20232024
RMBRMB
Software121,950 143,461 
Software license rights143,725 143,725 
Trademark 139 139 
Patents2,655 141,224 
Intangible assets268,469 428,549 
Less: accumulated amortization(86,183)(130,945)
Less: impairment (2,945)(3,570)
Intangible assets, net179,341 294,034 
Schedule of amortization expenses on intangible assets allocated to expense items
Amortization of intangible assets was allocated as follows:
Six Months Ended June 30,
20232024
RMBRMB
Cost of revenues— 23,954 
Selling, general and administrative expenses4,902 4,605 
Research and development expenses7,105 16,184 
Total amortization12,007 44,743