Income Tax - Reconciliation of the Effective Income Tax Rate (Details)	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Tax Disclosure [Abstract]
Statutory income tax rate	25.00%	25.00%	25.00%
Tax-exempted income	0.42%	0.19%	0.00%
Share-based compensation	(3.52%)	(2.08%)	(1.40%)
Research and development super deduction	5.28%	7.11%	2.51%
Non-deductible expenses	(0.77%)	(2.83%)	(2.31%)
Prior year tax filing adjustment	(3.05%)	1.32%	6.33%
Effect of different tax rate of subsidiary operation in other jurisdictions	(0.73%)	0.02%	(2.85%)
Preferential tax rate	(5.05%)	(7.12%)	(6.26%)
Expiration of tax loss	(2.72%)	0.00%	0.00%
Expiration of deductible qualified donation	(0.78%)	2.28%	0.00%
Changes in valuation allowance	(14.08%)	(23.89%)	(21.02%)
Effective income tax rate	0.00%	0.00%	0.00%