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Disclosure - Summary of significant accounting policies link:presentationLink link:calculationLink link:definitionLink 995553 - Disclosure - Accounts receivable net link:presentationLink link:calculationLink link:definitionLink 995554 - Disclosure - Inventories link:presentationLink link:calculationLink link:definitionLink 995555 - Disclosure - Advances to suppliers net link:presentationLink link:calculationLink link:definitionLink 995556 - Disclosure - Other receivable link:presentationLink link:calculationLink link:definitionLink 995557 - Disclosure - Loan to a third party link:presentationLink link:calculationLink link:definitionLink 995558 - Disclosure - Acquisition reversal receivable link:presentationLink link:calculationLink link:definitionLink 995559 - Disclosure - Long-term investments link:presentationLink link:calculationLink link:definitionLink 995560 - Disclosure - Biological assets link:presentationLink link:calculationLink link:definitionLink 995561 - Disclosure - Property, plant, and equipment, net link:presentationLink link:calculationLink link:definitionLink 995562 - Disclosure - Land use right, net link:presentationLink link:calculationLink link:definitionLink 995563 - Disclosure - Convertible note link:presentationLink link:calculationLink link:definitionLink 995564 - Disclosure - Accrued expenses and other current liabilities link:presentationLink link:calculationLink link:definitionLink 995565 - Disclosure - Related party transactions link:presentationLink link:calculationLink link:definitionLink 995566 - Disclosure - Shareholders equity link:presentationLink link:calculationLink link:definitionLink 995567 - Disclosure - Taxes link:presentationLink link:calculationLink link:definitionLink 995568 - Disclosure - Concentration of major customers and suppliers link:presentationLink link:calculationLink link:definitionLink 995569 - Disclosure - Leases link:presentationLink link:calculationLink link:definitionLink 995570 - Disclosure - Segment reporting link:presentationLink link:calculationLink link:definitionLink 995571 - Disclosure - Commitments and contingencies link:presentationLink link:calculationLink link:definitionLink 995572 - Disclosure - Disposition of subsidiaries link:presentationLink link:calculationLink link:definitionLink 995573 - Disclosure - Subsequent events link:presentationLink link:calculationLink link:definitionLink 995574 - Disclosure - Condensed financial information of the parent company link:presentationLink link:calculationLink link:definitionLink 995575 - Disclosure - Significant accounting policies (Policies) link:presentationLink link:calculationLink link:definitionLink 995576 - Disclosure - Organization and nature of business (Tables) link:presentationLink link:calculationLink link:definitionLink 995577 - Disclosure - Summary of significant accounting policies (Tables) link:presentationLink link:calculationLink link:definitionLink 995578 - Disclosure - Accounts receivable net (Tables) link:presentationLink link:calculationLink link:definitionLink 995579 - Disclosure - Inventories (Tables) link:presentationLink link:calculationLink link:definitionLink 995580 - Disclosure - Advances to suppliers net (Tables) link:presentationLink link:calculationLink link:definitionLink 995581 - Disclosure - Other receivable (Tables) link:presentationLink link:calculationLink link:definitionLink 995582 - Disclosure - Loan to a third party (Tables) link:presentationLink link:calculationLink link:definitionLink 995583 - Disclosure - Long-term investments (Tables) link:presentationLink link:calculationLink link:definitionLink 995584 - Disclosure - Biological assets (Tables) link:presentationLink link:calculationLink link:definitionLink 995585 - Disclosure - Property plant and equipment net (Tables) link:presentationLink link:calculationLink link:definitionLink 995586 - Disclosure - Land use right, net (Tables) link:presentationLink link:calculationLink link:definitionLink 995587 - Disclosure - Accrued expenses and other current liabilities (Tables) link:presentationLink link:calculationLink link:definitionLink 995588 - Disclosure - Related party transactions (Tables) link:presentationLink link:calculationLink link:definitionLink 995589 - Disclosure - Taxes (Tables) link:presentationLink link:calculationLink link:definitionLink 995590 - Disclosure - Leases (Tables) link:presentationLink link:calculationLink link:definitionLink 995591 - Disclosure - Segment reporting (Tables) link:presentationLink link:calculationLink link:definitionLink 995592 - Disclosure - Disposition of subsidiaries (Tables) link:presentationLink link:calculationLink link:definitionLink 995593 - Disclosure - Condensed financial information of the parent company (Tables) link:presentationLink link:calculationLink link:definitionLink 995594 - Disclosure - Organization and nature of business (Details) link:presentationLink link:calculationLink link:definitionLink 995595 - Disclosure - Organization and nature of business (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995596 - Disclosure - Summary of significant accounting policies (Details) link:presentationLink link:calculationLink link:definitionLink 995597 - Disclosure - Summary of significant accounting policies (Details 1) link:presentationLink link:calculationLink link:definitionLink 995598 - Disclosure - Summary of significant accounting policies (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995599 - Disclosure - Accounts receivable net (Details) link:presentationLink link:calculationLink link:definitionLink 995600 - Disclosure - Accounts receivable net (Details 1) link:presentationLink link:calculationLink link:definitionLink 995601 - Disclosure - Inventories net (Details) link:presentationLink link:calculationLink link:definitionLink 995602 - Disclosure - Inventories net (Details 1) link:presentationLink link:calculationLink link:definitionLink 995603 - Disclosure - Advances to suppliers net (Details) link:presentationLink link:calculationLink link:definitionLink 995604 - Disclosure - Advances to suppliers net (Details 1) link:presentationLink link:calculationLink link:definitionLink 995605 - Disclosure - Other receivable (Details) link:presentationLink link:calculationLink link:definitionLink 995606 - Disclosure - Other receivable (Details 1) link:presentationLink link:calculationLink link:definitionLink 995607 - Disclosure - Other receivable (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995608 - Disclosure - Loan to a third party (Details) link:presentationLink link:calculationLink link:definitionLink 995609 - Disclosure - Loan to a third party (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995610 - Disclosure - Acquisition reversal receivable (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995611 - Disclosure - Long-term investments (Details) link:presentationLink link:calculationLink link:definitionLink 995612 - Disclosure - Long-term investments (Details 1) link:presentationLink link:calculationLink link:definitionLink 995613 - Disclosure - Long-term investments (Details 2) link:presentationLink link:calculationLink link:definitionLink 995614 - Disclosure - Long-term investments (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995615 - Disclosure - Biological assets (Details) link:presentationLink link:calculationLink link:definitionLink 995616 - Disclosure - Biological assets (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995617 - Disclosure - Property and equipment net (Details) link:presentationLink link:calculationLink link:definitionLink 995618 - Disclosure - Property and equipment net (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995619 - Disclosure - Land use right net (Details) link:presentationLink link:calculationLink link:definitionLink 995620 - Disclosure - Land use right net (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995621 - Disclosure - Convertible note (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995622 - Disclosure - Accrued expenses and other current liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 995623 - Disclosure - Related party transactions (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995624 - Disclosure - Shareholders equity (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995625 - Disclosure - Taxes (Details) link:presentationLink link:calculationLink link:definitionLink 995626 - Disclosure - Taxes (Details 1) link:presentationLink link:calculationLink link:definitionLink 995627 - Disclosure - Taxes (Details 2) link:presentationLink link:calculationLink link:definitionLink 995628 - Disclosure - Taxes (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995629 - Disclosure - Concentration of major customers and suppliers (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995630 - Disclosure - Leases (Details) link:presentationLink link:calculationLink link:definitionLink 995631 - Disclosure - Leases (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995632 - Disclosure - Segment reporting (Details) link:presentationLink link:calculationLink link:definitionLink 995633 - Disclosure - Commitments and contingencies (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995634 - Disclosure - Disposal of subsidiaries (Details) link:presentationLink link:calculationLink link:definitionLink 995635 - Disclosure - Disposal of subsidiaries (Details 1) link:presentationLink link:calculationLink link:definitionLink 995636 - Disclosure - Disposal of subsidiaries (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995637 - Disclosure - Subsequent Events (Details Narrative) link:presentationLink link:calculationLink link:definitionLink 995638 - Disclosure - Condensed financial information of the parent company (Details) link:presentationLink link:calculationLink link:definitionLink 995639 - Disclosure - Condensed financial information of the parent company (Details 1) link:presentationLink link:calculationLink link:definitionLink 995640 - Disclosure - Condensed financial information of the parent company (Details 2) link:presentationLink link:calculationLink link:definitionLink