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Bank acceptance notes payable (Details) |  | 12 Months Ended |  |
--- | --- | --- | --- | ---
Jun. 15, 2020 USD ($) | Jun. 15, 2020 CNY (¥) | Sep. 30, 2021 | Sep. 30, 2020 USD ($) | Jun. 15, 2020 CNY (¥)
Bank acceptance notes payable |  |  |  |  |
Bank acceptance notes |  |  |  | $ 3,234,000 |
Xinyang Wang |  |  |  |  |
Bank acceptance notes payable |  |  |  |  |
Restricted cash to secure bank acceptance notes | $ 1,620,000 |  |  |  | ¥ 11,000,000
Nongyuan Network |  |  |  |  |
Bank acceptance notes payable |  |  |  |  |
Percentage of ownership interest | 100.00% | 100.00% | 0.00% |  |
Hangzhou United Rural Commercial Bank Co., Ltd. |  |  |  |  |
Bank acceptance notes payable |  |  |  |  |
Bank acceptance notes | $ 3,230,000 |  |  |  | ¥ 22,000,000
Fees incurred related to the issuance of bank acceptance notes | $ 1,620 | ¥ 11,000 |  |  |

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table + References No definition available. + Details
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- Definition Represents the fees incurred related to the issuance of banker's acceptance notes. + References No definition available. + Details
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- Definition Represents the amount of restricted cash to secure banker's acceptance notes. + References No definition available. + Details
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- Definition The amount of the financial institution's obligation to pay the holder of the customer's draft which the financial institution has guaranteed (i.e., Banker's Acceptance). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.14) -URI http://asc.fasb.org/extlink&oid=120398452&loc=d3e534808-122878 + Details
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- Definition Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 50 -Paragraph 5A -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=123419778&loc=SL6759159-111685 + Details
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- Details
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- Details
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