0000001 - Document - Cover link:presentationLink link:calculationLink link:definitionLink 9952151 - Statement - UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS link:presentationLink link:calculationLink link:definitionLink 9952152 - Statement - UNAUDITED CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952153 - Statement - UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS link:presentationLink link:calculationLink link:definitionLink 9952154 - Statement - UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE LOSS (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 9952155 - Statement - UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CHANGES IN SHAREHOLDERS' DEFICIT link:presentationLink link:calculationLink link:definitionLink 9952156 - Statement - UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS link:presentationLink link:calculationLink link:definitionLink 9952157 - Disclosure - Summary of significant accounting policies link:presentationLink link:calculationLink link:definitionLink 9952158 - Disclosure - Cash and restricted cash link:presentationLink link:calculationLink link:definitionLink 9952159 - Disclosure - Accounts receivable, net link:presentationLink link:calculationLink link:definitionLink 9952160 - Disclosure - Notes receivable link:presentationLink link:calculationLink link:definitionLink 9952161 - Disclosure - Inventories link:presentationLink link:calculationLink link:definitionLink 9952162 - Disclosure - Prepayments and other current assets link:presentationLink link:calculationLink link:definitionLink 9952163 - Disclosure - Long-term investments link:presentationLink link:calculationLink link:definitionLink 9952164 - Disclosure - Property and equipment, net link:presentationLink link:calculationLink link:definitionLink 9952165 - Disclosure - Intangible assets, net link:presentationLink link:calculationLink link:definitionLink 9952166 - Disclosure - Short-term borrowings link:presentationLink link:calculationLink link:definitionLink 9952167 - Disclosure - Leases link:presentationLink link:calculationLink link:definitionLink 9952168 - Disclosure - Accrued expenses and other current liabilities and Provision link:presentationLink link:calculationLink link:definitionLink 9952169 - Disclosure - Convertible notes payable link:presentationLink link:calculationLink link:definitionLink 9952170 - Disclosure - Warrant liabilities link:presentationLink link:calculationLink link:definitionLink 9952171 - Disclosure - Share based compensation link:presentationLink link:calculationLink link:definitionLink 9952172 - Disclosure - Revenue information link:presentationLink link:calculationLink link:definitionLink 9952173 - Disclosure - Other non-operating (expenses) income, net link:presentationLink link:calculationLink link:definitionLink 9952174 - Disclosure - Income taxes link:presentationLink link:calculationLink link:definitionLink 9952175 - Disclosure - Loss per share link:presentationLink link:calculationLink link:definitionLink 9952176 - Disclosure - Commitments and contingencies link:presentationLink link:calculationLink link:definitionLink 9952177 - Disclosure - Related party balances and transactions link:presentationLink link:calculationLink link:definitionLink 9952178 - Disclosure - Segment reporting link:presentationLink link:calculationLink link:definitionLink 9955511 - Disclosure - Summary of significant accounting policies (Policies) link:presentationLink link:calculationLink link:definitionLink 9955512 - Disclosure - Summary of significant accounting policies (Tables) link:presentationLink link:calculationLink link:definitionLink 9955513 - Disclosure - Cash and restricted cash (Tables) link:presentationLink link:calculationLink link:definitionLink 9955514 - Disclosure - Accounts receivable, net (Tables) link:presentationLink link:calculationLink link:definitionLink 9955515 - Disclosure - Inventories (Tables) link:presentationLink link:calculationLink link:definitionLink 9955516 - Disclosure - Prepayments and other current assets (Tables) link:presentationLink link:calculationLink link:definitionLink 9955517 - Disclosure - Long-term investments (Tables) link:presentationLink link:calculationLink link:definitionLink 9955518 - Disclosure - Property and equipment, net (Tables) link:presentationLink link:calculationLink link:definitionLink 9955519 - Disclosure - Intangible assets, net (Tables) link:presentationLink link:calculationLink link:definitionLink 9955520 - Disclosure - Short-term borrowings (Tables) link:presentationLink link:calculationLink link:definitionLink 9955521 - Disclosure - Leases (Tables) link:presentationLink link:calculationLink link:definitionLink 9955522 - Disclosure - Accrued expenses and other current liabilities and Provision (Tables) link:presentationLink link:calculationLink link:definitionLink 9955523 - Disclosure - Convertible notes payable (Tables) link:presentationLink link:calculationLink link:definitionLink 9955524 - Disclosure - Warrant liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 9955525 - Disclosure - Share based compensation (Tables) link:presentationLink link:calculationLink link:definitionLink 9955526 - Disclosure - Revenue information (Tables) link:presentationLink link:calculationLink link:definitionLink 9955527 - Disclosure - Other non-operating (expenses) income, net (Tables) link:presentationLink link:calculationLink link:definitionLink 9955528 - Disclosure - Loss per share (Tables) link:presentationLink link:calculationLink link:definitionLink 9955529 - Disclosure - Commitments and contingencies (Tables) link:presentationLink link:calculationLink link:definitionLink 9955530 - Disclosure - Related party balances and transactions (Tables) link:presentationLink link:calculationLink link:definitionLink 9955531 - Disclosure - Segment reporting (Tables) link:presentationLink link:calculationLink link:definitionLink 9955532 - Disclosure - Summary of significant accounting policies - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955533 - Disclosure - Summary of significant accounting policies - Concentration of customers and suppliers (Details) link:presentationLink link:calculationLink link:definitionLink 9955534 - Disclosure - Cash and restricted cash - Reconciliation (Details) link:presentationLink link:calculationLink link:definitionLink 9955535 - Disclosure - Cash and restricted cash - Deposits in financial institutions (Details) link:presentationLink link:calculationLink link:definitionLink 9955536 - Disclosure - Accounts receivable, net - Accounts receivable, net (Details) link:presentationLink link:calculationLink link:definitionLink 9955537 - Disclosure - Accounts receivable, net - Movement of the allowance for doubtful accounts (Details) link:presentationLink link:calculationLink link:definitionLink 9955538 - Disclosure - Inventories - Inventory (Details) link:presentationLink link:calculationLink link:definitionLink 9955539 - Disclosure - Inventories - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955540 - Disclosure - Prepayments and other current assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955541 - Disclosure - Long-term investments (Details) link:presentationLink link:calculationLink link:definitionLink 9955542 - Disclosure - Property and equipment, net - Components of property and equipment (Details) link:presentationLink link:calculationLink link:definitionLink 9955543 - Disclosure - Property and equipment, net - Depreciation expenses on property and equipment (Details) link:presentationLink link:calculationLink link:definitionLink 9955544 - Disclosure - Intangible assets, net - Intangible assets (Details) link:presentationLink link:calculationLink link:definitionLink 9955545 - Disclosure - Intangible assets, net - Amortization expenses on intangible assets allocated to expense items (Details) link:presentationLink link:calculationLink link:definitionLink 9955546 - Disclosure - Short-term borrowings - Components of short-term borrowings (Details) link:presentationLink link:calculationLink link:definitionLink 9955547 - Disclosure - Short-term borrowings - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955548 - Disclosure - Leases - Components of lease cost (Details) link:presentationLink link:calculationLink link:definitionLink 9955549 - Disclosure - Leases - Lease cost allocated expense items (Details) link:presentationLink link:calculationLink link:definitionLink 9955550 - Disclosure - Leases - Operating lease right-of-use assets and the amortization (Details) link:presentationLink link:calculationLink link:definitionLink 9955551 - Disclosure - Leases - Weighted average remaining lease term and discount rate (Details) link:presentationLink link:calculationLink link:definitionLink 9955552 - Disclosure - Leases - Supplemental cash flow information related to operating leases (Details) link:presentationLink link:calculationLink link:definitionLink 9955553 - Disclosure - Accrued expenses and other current liabilities and Provision - Accrued expenses and other current liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955554 - Disclosure - Accrued expenses and other current liabilities and Provision - Product warranties (Details) link:presentationLink link:calculationLink link:definitionLink 9955555 - Disclosure - Convertible notes payable (Details) link:presentationLink link:calculationLink link:definitionLink 9955556 - Disclosure - Warrant liabilities- ECARX Warrants in connection with the Merger (Details) link:presentationLink link:calculationLink link:definitionLink 9955557 - Disclosure - Warrant liabilities - ECARX Warrants in connection with the Merger - Movements (Details) link:presentationLink link:calculationLink link:definitionLink 9955558 - Disclosure - Share based compensation - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955559 - Disclosure - Share based compensation - Activities of company's RSUs (Details) link:presentationLink link:calculationLink link:definitionLink 9955560 - Disclosure - Share based compensation - Fair value of RSUs granted estimated using binomial model (Details) link:presentationLink link:calculationLink link:definitionLink 9955561 - Disclosure - Share based compensation - Activities of options (Details) link:presentationLink link:calculationLink link:definitionLink 9955562 - Disclosure - Share based compensation - Fair value of options granted that are estimated using binomial model (Details) link:presentationLink link:calculationLink link:definitionLink 9955563 - Disclosure - Share based compensation - Compensation expense recognized (Details) link:presentationLink link:calculationLink link:definitionLink 9955564 - Disclosure - Revenue information - Disaggregation of revenue (Details) link:presentationLink link:calculationLink link:definitionLink 9955565 - Disclosure - Revenue information - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955566 - Disclosure - Revenue information - Schedule of contract liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 9955567 - Disclosure - Other non-operating (expenses) income, net (Details) link:presentationLink link:calculationLink link:definitionLink 9955568 - Disclosure - Loss per share - Basic and diluted net loss per share (Details) link:presentationLink link:calculationLink link:definitionLink 9955569 - Disclosure - Loss per share - Anti-dilutive securities (Details) link:presentationLink link:calculationLink link:definitionLink 9955570 - Disclosure - Commitments and contingencies (Details) link:presentationLink link:calculationLink link:definitionLink 9955571 - Disclosure - Related party balances and transactions - Revenues (Details) link:presentationLink link:calculationLink link:definitionLink 9955572 - Disclosure - Related party balances and transactions - Transactions (Details) link:presentationLink link:calculationLink link:definitionLink 9955573 - Disclosure - Related party balances and transactions - Related party balances (Details) link:presentationLink link:calculationLink link:definitionLink 9955574 - Disclosure - Segment reporting - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 9955575 - Disclosure - Segment reporting - Single reportable segment (Details) link:presentationLink link:calculationLink link:definitionLink