| Segment Reporting Disclosure [Text Block] |
NOTE 11 - SEGMENT INFORMATION
Information about segments is as follows:
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|
Chemical
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|
|
Electronics
|
|
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Engineering
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|
Total
|
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Twelve months ended March 31, 2022
|
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|
|
|
|
|
|
|
|
|
|
|
|
|
|
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Revenue from external customers
|
|
$ |
1,319,578 |
|
|
$ |
1,405,594 |
|
|
$ |
481,422 |
|
|
$ |
3,206,594 |
|
|
Segment operating (loss)
|
|
$ |
(443,587 |
) |
|
$ |
(662,808 |
) |
|
$ |
(22,919 |
) |
|
$ |
(1,129,314 |
) |
| |
|
|
|
|
|
|
|
|
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|
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Twelve months ended March 31, 2021
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|
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Revenue from external customers
|
|
$ |
1,244,361 |
|
|
$ |
1,328,719 |
|
|
$ |
517,551 |
|
|
$ |
3,090,631 |
|
|
Segment operating income (loss)
|
|
$ |
(263,061 |
) |
|
$ |
(457,372 |
) |
|
$ |
39,955 |
|
|
$ |
(680,478 |
) |
| |
|
|
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|
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Total assets at March 31, 2022
|
|
$ |
1,332,867 |
|
|
$ |
1,430,395 |
|
|
$ |
487,635 |
|
|
$ |
3,250,897 |
|
| |
|
|
|
|
|
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|
|
|
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|
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Total assets at March 31, 2021
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|
$ |
2,033,499 |
|
|
$ |
2,294,203 |
|
|
$ |
886,397 |
|
|
$ |
5,214,099 |
|
|