| Intangible assets |
11. Intangible assets
| A. |
Details of the changes in intangible assets |
Details of the changes in intangible assets for the six-month periods ended June 30, 2026 and 2025 are as follows:
| Schedule of changes on intangible assets |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
Six-month period ended June 30, 2026 |
|
| |
|
|
|
Software |
|
|
Patents |
|
|
Brand |
|
|
Total |
|
| |
|
|
|
(In thousands of Korean won) |
|
| Beginning balance |
|
₩ |
|
|
1,027 |
|
|
|
2,829 |
|
|
|
1,386 |
|
|
|
5,242 |
|
| Acquisitions |
|
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
| Amortization |
|
|
|
|
(256 |
) |
|
|
(757 |
) |
|
|
(154 |
) |
|
|
(1,167 |
) |
| Ending balance |
|
₩ |
|
|
771 |
|
|
|
2,072 |
|
|
|
1,232 |
|
|
|
4,075 |
|
| |
|
|
|
Six-month period ended June 30, 2025 |
|
| |
|
|
|
Software |
|
|
Patents |
|
|
Brand |
|
|
Total |
|
| |
|
|
|
(In thousands of Korean won) |
|
| Beginning balance |
|
₩ |
|
|
1,540 |
|
|
|
4,466 |
|
|
|
3 |
|
|
|
6,009 |
|
| Acquisitions |
|
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
| Amortization |
|
|
|
|
(256 |
) |
|
|
(880 |
) |
|
|
- |
|
|
|
(1,136 |
) |
| Ending balance |
|
₩ |
|
|
1,284 |
|
|
|
3,586 |
|
|
|
3 |
|
|
|
4,873 |
|
The classification of amortization in the statements of comprehensive income for the six-month periods ended June 30, 2026 and 2025 is as follows:
| Schedule of classification of amortization expenses |
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
Six-month
period ended
June 30,
2026 |
|
|
Six-month
period ended
June 30,
2025 |
|
| |
|
|
|
(In thousands of Korean won) |
|
| Selling, general and administrative expenses |
|
₩ |
|
|
256 |
|
|
|
256 |
|
| Research and development costs |
|
|
|
|
911 |
|
|
|
880 |
|
| Total |
|
₩ |
|
|
1,167 |
|
|
|
1,136 |
|
| C. |
Research and development expense |
The Company recognized total research and development costs of Korean Won 181,078 thousand for six-month periods ended June 30, 2026 and Korean won 521,798 thousand for six-month periods ended June 30, 2025
|
15. Intangible assets
| A. |
Reconciliation of carrying amount |
Details of intangible assets as of December 31, 2025 and 2024 are as follows:
| Schedule of intangible assets |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
December 31, 2025 |
|
| |
|
|
|
Acquisition
price |
|
|
Accumulated
amortization |
|
|
Book
amount |
|
| |
|
|
|
(In thousands of Korean won) |
|
| Software |
|
₩ |
|
|
10,564 |
|
|
|
(9,537 |
) |
|
|
1,027 |
|
| Patents |
|
|
|
|
349,730 |
|
|
|
(346,901 |
) |
|
|
2,829 |
|
| Brand |
|
|
|
|
10,585 |
|
|
|
(9,199 |
) |
|
|
1,386 |
|
| Total |
|
₩ |
|
|
370,879 |
|
|
|
(365,637 |
) |
|
|
5,242 |
|
| |
|
|
|
December 31, 2024 |
|
| |
|
|
|
Cost |
|
|
Accumulated
amortization |
|
|
Carrying
amount |
|
| |
|
|
|
(In thousands of Korean won) |
|
| Software |
|
₩ |
|
|
10,564 |
|
|
|
(9,024 |
) |
|
|
1,540 |
|
| Patents |
|
|
|
|
349,730 |
|
|
|
(345,264 |
) |
|
|
4,466 |
|
| Brand |
|
|
|
|
9,048 |
|
|
|
(9,045 |
) |
|
|
3 |
|
| Total |
|
₩ |
|
|
369,342 |
|
|
|
(363,333 |
) |
|
|
6,009 |
|
Details of the changes in intangible assets for the years ended December 31, 2025 and 2024 are as follows:
| Schedule of changes on intangible assets |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
2025 |
|
| |
|
|
|
Software |
|
|
Patents |
|
|
Brand |
|
|
Total |
|
| |
|
|
|
(In thousands of Korean won) |
|
| Beginning balance |
|
₩ |
|
|
1,540 |
|
|
|
4,466 |
|
|
|
3 |
|
|
|
6,009 |
|
| Acquisitions |
|
|
|
|
- |
|
|
|
- |
|
|
|
1,536 |
|
|
|
1,536 |
|
| Amortization |
|
|
|
|
(513 |
) |
|
|
(1,637 |
) |
|
|
(153 |
) |
|
|
(2,303 |
) |
| Ending balance |
|
₩ |
|
|
1,027 |
|
|
|
2,829 |
|
|
|
1,386 |
|
|
|
5,242 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
|
|
|
2024 |
|
| |
|
|
|
Software |
|
|
Patents |
|
|
Brand |
|
|
Total |
|
| |
|
|
|
(In thousands of Korean won) |
|
| Beginning balance |
|
₩ |
|
|
2,052 |
|
|
|
6,714 |
|
|
|
3 |
|
|
|
8,769 |
|
| Amortization |
|
|
|
|
(512 |
) |
|
|
(2,248 |
) |
|
|
- |
|
|
|
(2,760 |
) |
| Ending balance |
|
₩ |
|
|
1,540 |
|
|
|
4,466 |
|
|
|
3 |
|
|
|
6,009 |
|
For the years ended December 31, 2025 and 2024, amortization expense totaling Korean won 2,303 and 2,760 thousand was recognized within selling, general and administrative expenses in the statements of comprehensive income.
| C. |
Research and development cost |
The Company recognized total research and development costs of Korean won 777,685 and 1,007,139 thousand for the years ended December 31, 2025 and 2024.
|