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BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES - Accounts receivable and allowance for doubtful accounts, Property, plant and equipment, net (Details) - USD ($) | 12 Months Ended
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Mar. 31, 2023 | Mar. 31, 2022
BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES |  |
Net loss | $ (979,006) | $ (349,834)
Maximum spending limit on machinery and equipment | 1,500,000 |
Accounts receivable and allowance for doubtful accounts | $ 22,000 | $ 0
Buildings |  |
BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES |  |
Estimated useful Lives | 30 years |
Machinery and equipment | Maximum |  |
BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES |  |
Estimated useful Lives | 15 years |
Machinery and equipment | Minimum |  |
BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES |  |
Estimated useful Lives | 5 years |
Leasehold Improvements | Maximum |  |
BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES |  |
Estimated useful Lives | 5 years |
Leasehold Improvements | Minimum |  |
BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES |  |
Estimated useful Lives | 2 years |

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