CLASSYS : 30% or More Change in Sales or Profit/Loss(15% or more in the case of large-scale corporations)

30% or More Change in Sales or Profit/Loss(15% or more in the case of large-scale corporations)

1. Type of Financial Statements	Consolidated Financial Statements
2. Details of Changes in Sales or Profit/Loss (KRW)	Current Fiscal Year	Previous Fiscal Year	Amount Increased/ Decreased	Increase/ Decrease Rate (%)
- Sales(Limited to the amount of Revenue according to sales of goods and services provided)	100,596,935,574	76,460,931,514	24,136,004,060	31.6
- Operating Income	51,712,720,398	40,608,569,011	11,104,151,387	27.3
- Profit from continuing operation before corporate income tax	55,624,588,693	39,293,367,704	16,331,220,989	41.6
- Net Income	42,887,449,221	38,164,823,423	4,722,625,798	12.4
- Applicability of Large-scale Corporation	No
3. Financial Status (KRW)	Current Fiscal Year	Previous Fiscal Year
- Total Assets	216,379,205,336	137,526,116,368
- Total Liabilities	53,552,001,145	13,769,236,723
- Total Shareholders' Equity	162,827,204,191	123,756,879,645
- Capital Stock	6,471,686,400	6,470,916,800
4. Main Reasons for Changes in Sales or Profits/Losses	The sales of the devices and consumables increased on the growth of the awareness of our products.
5. Date Of Board Of Directors Resolution(Decision Date)	2022-02-15
- Attendance of Outside Directors	Present(No.)	3
Absent(No.)	0
- Attendance of Auditors(members of Audit Committee)	-
6. Other references concerning investment decisions	- The above financial results are on a consolidated basis under K-IFRS. - The above financial results are subject to change depending on the results of the external audit and general shareholders' meetings. - The previous year's financial results are based on the previous year's audit report. - The above "5. Auditors in Attendance (on Audit Committee who are not outside directors)" is not applicable. All members of our audit committee are outside directors.
※Relevant Disclosure	-
Note that this disclosure includes the un-audited information and some of the details may be changed according to the audit results