Q.S.I Co., LTD. (KOSDAQ:066310)

Q.S.I Co., LTD. Revenue

Q.S.I Co., LTD. had revenue of 7.70B KRW in the quarter ending June 30, 2026, with 34.60% growth. This brings the company's total for the last twelve months to 25.77B, up 18.52% year-over-year. In the year 2025, Q.S.I Co., LTD. had annual revenue of 23.28B with 8.98% growth. That makes Q.S.I Co., LTD. the 33,991st largest company in the world by revenue and 2,174th in South Korea.

• Revenue (ttm): 25.77B
• Revenue Growth: +18.52%
• P/S Ratio: 2.54
• Revenue / Employee: 238.65M
• Employees: 108
• Market Cap: 65.52B

Revenue Chart

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Revenue History

Fiscal Year End	Revenue	Change	Growth
Dec 31, 2025	23.28B	1.92B	8.98%
Dec 31, 2024	21.36B	2.68B	14.32%
Dec 31, 2023	18.69B	-4.01B	-17.68%
Dec 31, 2022	22.70B	-6.68B	-22.74%
Dec 31, 2021	29.38B	6.38B	27.72%

Data Source: S&P Global Market Intelligence Last updated: Aug 14, 2026

Revenue data is provided by S&P Global Market Intelligence and updates within hours after each earnings release, which is every three months for this company.

Update frequency:

Quarterly

Last checked:

Oct 24, 2026

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