Property, plant and equipment, net - Schedule of Property, Plant and Equipment (Details) - USD ($) |
Mar. 31, 2026 |
Mar. 31, 2025 |
|---|---|---|
| Property, Plant, and Equipment [Line Items] | ||
| Subtotal | $ 3,606,952 | $ 3,385,958 |
| Less: accumulated depreciation | (2,182,744) | (1,926,197) |
| Construction in progress | 1,300,191 | 0 |
| Total | 2,724,399 | 1,459,761 |
| Building [Member] | ||
| Property, Plant, and Equipment [Line Items] | ||
| Subtotal | 1,594,764 | 1,515,934 |
| Machinery and Equipment [Member] | ||
| Property, Plant, and Equipment [Line Items] | ||
| Subtotal | 1,823,468 | 1,682,371 |
| Electronic Equipment [Member] | ||
| Property, Plant, and Equipment [Line Items] | ||
| Subtotal | 11,480 | 19,174 |
| Transportation Equipment [Member] | ||
| Property, Plant, and Equipment [Line Items] | ||
| Subtotal | $ 177,240 | $ 168,479 |
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- Definition The amount of construction in progress No definition available.
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- Definition Amount of accumulated depreciation, depletion, and amortization of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount, before accumulated depreciation, depletion, and amortization, of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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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. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount, after accumulated depreciation, depletion, and amortization, of property, plant, and equipment. Includes, but is not limited to, land and land improvement; building; machinery and equipment; furniture and fixture; and work of art, historical treasure, or similar asset classified as collection. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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