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Disclosure - Accounts receivable, net link:presentationLink link:calculationLink link:definitionLink 999017 - Disclosure - Advances to suppliers, net link:presentationLink link:calculationLink link:definitionLink 999018 - Disclosure - Other current assets, net link:presentationLink link:calculationLink link:definitionLink 999019 - Disclosure - Property and equipment, net link:presentationLink link:calculationLink link:definitionLink 999020 - Disclosure - Operating lease right of use assets, net and operating lease liabilities link:presentationLink link:calculationLink link:definitionLink 999021 - Disclosure - Other non-current assets link:presentationLink link:calculationLink link:definitionLink 999022 - Disclosure - Bank and other borrowings link:presentationLink link:calculationLink link:definitionLink 999023 - Disclosure - Related party balances and transactions link:presentationLink link:calculationLink link:definitionLink 999024 - Disclosure - Contract liabilities link:presentationLink link:calculationLink link:definitionLink 999025 - Disclosure - Other current liabilities link:presentationLink link:calculationLink link:definitionLink 999026 - Disclosure - Shareholders’ equity link:presentationLink link:calculationLink link:definitionLink 999027 - Disclosure - Segment reporting link:presentationLink link:calculationLink link:definitionLink 999028 - Disclosure - General and administrative expenses link:presentationLink link:calculationLink link:definitionLink 999029 - Disclosure - Income taxes link:presentationLink link:calculationLink link:definitionLink 999030 - Disclosure - Commitments and contingencies link:presentationLink link:calculationLink link:definitionLink 999031 - Disclosure - (Loss) earnings per share (“EPS”) link:presentationLink link:calculationLink link:definitionLink 999032 - Disclosure - Subsequent events link:presentationLink link:calculationLink link:definitionLink 999033 - Disclosure - Condensed financial statements of the parent company link:presentationLink link:calculationLink link:definitionLink 999034 - 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Disclosure - Schedules of advances to suppliers, net (Details) link:presentationLink link:calculationLink link:definitionLink 999060 - Disclosure - Schedules of allowance for expected credit losses for advances to suppliers (Details) link:presentationLink link:calculationLink link:definitionLink 999061 - Disclosure - Schedules of other current assets, net (Details) link:presentationLink link:calculationLink link:definitionLink 999062 - Disclosure - Schedules of allowance for expected credit losses for other current assets (Details) link:presentationLink link:calculationLink link:definitionLink 999063 - Disclosure - Schedules of property and equipment, net (Details) link:presentationLink link:calculationLink link:definitionLink 999064 - Disclosure - Property and equipment, net (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 999065 - Disclosure - Operating lease right of use assets, net and operating lease liabilities (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 999066 - Disclosure - Schedule of right of use assets (Details) link:presentationLink link:calculationLink link:definitionLink 999067 - Disclosure - Schedule of operating lease liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 999068 - Disclosure - Schedule of weighted-average remaining lease terms and discount rates (Details) link:presentationLink link:calculationLink link:definitionLink 999069 - Disclosure - Schedule of maturity of lease liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 999070 - Disclosure - Schedule of other non-current assets (Details) link:presentationLink link:calculationLink link:definitionLink 999071 - Disclosure - Schedule of other non-current assets (Details) (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 999072 - Disclosure - Schedule of bank and other borrowings (Details) link:presentationLink link:calculationLink link:definitionLink 999073 - Disclosure - Schedule of detailed information of bank and other borrowings (Details) link:presentationLink link:calculationLink link:definitionLink 999074 - 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Disclosure - Schedule of Components Of Deferred Tax Assets (Details) link:presentationLink link:calculationLink link:definitionLink 999090 - Disclosure - Schedule of Components Of Deferred Tax Assets (Details) (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 999091 - Disclosure - Income taxes (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 999092 - Disclosure - Schedule of Basic and Diluted Earnings Per Share (Details) link:presentationLink link:calculationLink link:definitionLink 999093 - Disclosure - Schedule of Basic and Diluted Earnings Per Share (Details) (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 999094 - Disclosure - Subsequent events (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 999095 - Disclosure - Condensed Balance Sheets (Details) link:presentationLink link:calculationLink link:definitionLink 999096 - Disclosure - Condensed Balance Sheets (Details) (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 999097 - Disclosure - Statements Of Loss (Details) link:presentationLink link:calculationLink link:definitionLink 999098 - Disclosure - Statements Of Cash Flows (Details) link:presentationLink link:calculationLink link:definitionLink