| Schedule of Segment Reporting Information, by Segment [Table Text Block] |
| |
|
Chemical
|
|
|
Electronics
|
|
|
Engineering
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|
Total
|
|
|
Twelve months ended March 31, 2025
|
|
|
|
|
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|
|
|
|
|
|
|
|
|
|
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|
Revenue from external customers
|
|
$ |
1,086,707 |
|
|
$ |
1,526,236 |
|
|
$ |
584,167 |
|
|
$ |
3,197,110 |
|
|
Segment operating income
|
|
$ |
(132,305 |
) |
|
$ |
(69,029 |
) |
|
$ |
107,310 |
|
|
$ |
(94,024 |
) |
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
Twelve months ended March 31, 2024
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|
|
|
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Revenue from external customers
|
|
$ |
1,101,016 |
|
|
$ |
1,512,692 |
|
|
$ |
351,698 |
|
|
$ |
2,965,406 |
|
|
Segment operating income
|
|
$ |
(407,230 |
) |
|
$ |
(371,103 |
) |
|
$ |
(41,563 |
) |
|
$ |
(819,896 |
) |
| |
|
|
|
|
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|
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| |
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|
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Total assets at March 31, 2025
|
|
$ |
700,476 |
|
|
$ |
1,038,106 |
|
|
$ |
389,289 |
|
|
$ |
2,127,871 |
|
| |
|
|
|
|
|
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|
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|
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|
|
|
|
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|
Total assets at March 31, 2024
|
|
$ |
791,329 |
|
|
$ |
1,090,751 |
|
|
$ |
256,648 |
|
|
$ |
2,138,728 |
|
|