v3.26.3
Schedule of cryptocurrencies holdings (Details)
¥ in Thousands, $ in Thousands
Jun. 30, 2026
USD ($)
Jun. 30, 2026
CNY (¥)
Dec. 31, 2025
CNY (¥)
Crypto Asset, Holding [Line Items]      
Current assets $ 348 ¥ 2,357 ¥ 6,035
Non-current assets $ 14,570 98,859 187,607
USDT [Member]      
Crypto Asset, Holding [Line Items]      
Current assets   2,357 6,035
Ethereumand Staked Ethereum [Member]      
Crypto Asset, Holding [Line Items]      
Non-current assets   98,090 186,631
Bitcoin [Member]      
Crypto Asset, Holding [Line Items]      
Non-current assets   686 886
Other Cryptocurrencies [Member]      
Crypto Asset, Holding [Line Items]      
Non-current assets   ¥ 83 ¥ 90