CONSOLIDATED BALANCE SHEETS (Parenthetical) ¥ in Thousands, $ in Thousands	Dec. 31, 2024 CNY (¥) shares	Dec. 31, 2023 CNY (¥) shares
Accounts and notes payable	¥ 772,151	¥ 317,454
Advances from customers	11,537	29,833
Accrued expenses and other liabilities-current portion	168,127	170,814
VIEs
Accounts and notes payable \| ¥	4,320	0
Accrued expenses and other liabilities-current portion \| ¥	1,046	43,914
Third parties
Accounts and notes receivable \| ¥	9,786	16,627
Related party
Accounts and notes receivable \| ¥	1,178	4
Accounts and other receivables \| ¥	¥ 1	¥ 0
Class A ordinary shares
Common stock, shares authorized	4,800,000,000	4,800,000,000
Common stock, shares issued	101,059,544	101,902,544
Common stock, shares outstanding	101,059,544	101,902,544
Class B ordinary shares
Common stock, shares authorized	150,000,000	150,000,000
Common stock, shares issued	102,764,550	102,764,550
Common stock, shares outstanding	102,764,550	102,764,550

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

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