v3.26.1
Income tax expense - Reconciliation of the income tax expense to income before income tax expense and share of income of equity method investees (Details)
¥ in Thousands, $ in Thousands
12 Months Ended
Dec. 31, 2025
CNY (¥)
Dec. 31, 2025
USD ($)
Dec. 31, 2024
CNY (¥)
Dec. 31, 2023
CNY (¥)
Income tax expense        
Income before income taxes and share of income of equity method investees ¥ 8,914,683 $ 1,274,784 ¥ 9,987,480 ¥ 9,987,002
Reconciliation of the income tax expense to income before income tax expense and share of income of equity method investees computed by applying the PRC statutory income tax rate        
Computed income tax expense at PRC EIT tax rate 2,228,671   2,496,870 2,496,751
Effect of foreign tax, including: (75,173)   (131,089) (68,154)
Effect of different tax rates of subsidiaries operating in other jurisdictions (41,382)   (73,738) (53,121)
Others (33,791)   (57,351) (15,033)
Change in valuation allowance (45,783)   11,222 (49,919)
Effect of non-deductible expenses, including: 128,485   140,517 162,876
Share-based compensation expenses of subsidiaries operating in PRC 121,376   119,857 148,223
Other non-deductible expenses 7,109   20,660 14,653
Tax on dividends and undistributed earnings 261,646   649,860 148,750
Effect of tax holidays on concessionary rates granted to PRC subsidiaries (698,883)   (851,865) (824,300)
Total tax expense ¥ 1,798,963 $ 257,248 ¥ 2,315,515 ¥ 1,866,004
Tax Jurisdiction of Domicile [Extensible Enumeration] CHINA CHINA CHINA CHINA
Reconciliation of difference between the PRC statutory income tax rate and effective income tax rate        
Statutory income tax rate 25.00% 25.00% 25.00% 25.00%
Effect of foreign tax, including: (0.90%) (0.90%) (1.30%) (0.70%)
Effect of different tax rates of subsidiaries operating in other jurisdiction (0.50%) (0.50%) (0.70%) (0.50%)
Others (0.40%) (0.40%) (0.60%) (0.20%)
Change in valuation allowance (0.50%) (0.50%) 0.10% (0.50%)
Effect of non-deductible expenses, including: 1.50% 1.50% 1.40% 1.60%
Share-based compensation expenses 1.40% 1.40% 1.20% 1.50%
Other non-deductible expenses 0.10% 0.10% 0.20% 0.10%
Tax on dividends and undistributed earnings 2.90% 2.90% 6.50% 1.50%
Effect of tax holidays on concessionary rates granted to PRC subsidiaries (7.80%) (7.80%) (8.50%) (8.20%)
Effective tax rates 20.20% 20.20% 23.20% 18.70%