v3.26.1
Investments in equity investees - Cai Niao, Cainiao Post and ZJ New Industries (Details) - CNY (¥)
¥ in Thousands
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
May 31, 2018
Investments in equity investees        
Impairment losses related to equity investments without readily determinable fair values ¥ 0 ¥ (931,367) ¥ 0  
Zhejiang Yizhan Network Technology Co., Ltd.        
Investments in equity investees        
Equity interest in equity investments without readily determinable fair values (as a percent) 13.75% 13.75%   15.00%
Total consideration       ¥ 1,075,000
Impairment losses related to equity investments without readily determinable fair values ¥ 451,436      
Zhijiang New Industries Limited        
Investments in equity investees        
Impairment losses related to equity investments without readily determinable fair values ¥ 0 ¥ 931,367 ¥ 0