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Part of Taihan Group, makes optical fiber and fiber-optic cables for telecom networks, sister to Taihan Cable & Solution.
Part of Taihan Group, makes optical fiber and fiber-optic cables for telecom networks, sister to Taihan Cable & Solution.
Sells fibre and cable in bulk to telecom operators and network builders, so volumes follow their build programmes. Fibre is a traded commodity priced against Chinese and other producers, and turning it into cable adds a step on top.
Moat: narrow (scale, customer qualification). Established domestic fiber-optic maker with long-standing telecom-carrier relationships.
Headquarters: Anyang, South Korea · Founded: 1971 · Employees: 250
Size Taihan Fiberoptics (010170.KS) is a South Korea Industrials company (Electrical Products) with a market value of $1.21B, the 207th largest of 495 South Korea companies the cockpit tracks. Shares closed at ₩10,590 on 6 Nov 2026.
Performance Over six months the shares fell 30.1%, against -34.1% for the median peer and -24.5% for the South Korea market (cap-weighted) — 7th highest of 20 in its peer set.
Growth Revenue grew 6.1% over the last twelve months (peer median +13.2%); the operating margin is -9.6% (peer median 3.1%).
Valuation It trades at 11.1× enterprise value to sales against a peer median of 2.5× (3rd most expensive of 21).
Capital Return on invested capital runs 17.5 points below its cost of capital (11.5% WACC).
Next results Next results expected around 18 Nov 2026 (exchange calendar; dates can move).
| TTM | FY2025 | FY2024 | FY2023 | FY2022 | |
|---|---|---|---|---|---|
| Revenue | ₩156B | ₩139B | ₩153B | ₩180B | ₩190B |
| Revenue growth | — | -9% | -15% | -5% | — |
| Gross profit | ₩12.1B | ₩2.84B | ₩2.06B | ₩4.86B | ₩30.0B |
| EBITDA | -₩8.64B | -₩17.6B | -₩25.6B | -₩19.6B | ₩6.77B |
| Net income | -₩23.1B | -₩28.0B | -₩56.0B | -₩29.5B | -₩3.08B |
| Free cash flow | -₩20.8B | -₩13.1B | -₩28.5B | -₩1.98B | -₩41.4B |
| Capital expenditure | ₩2.54B | ₩869M | ₩4.55B | ₩8.09B | ₩9.58B |
| Total debt | ₩104B | ₩106B | ₩119B | ₩109B | ₩101B |
The default views of Competitor Analysis ▸ Charts, drawn from the same data. Open them in the cockpit to change the axes, pin companies and read every value.
| Company | Market cap | 6M return | Revenue growth | Op. margin | EV / Sales | Req g |
|---|---|---|---|---|---|---|
| Taihan Fiberoptics 010170.KS | $1.21B | -30% | +6% | -10% | 11.1× | n/a |
| Corning GLW | $91.4B | -43% | +19% | 17% | 5.6× | 24.7% |
| Prysmian PRY.MI | $33.9B | -35% | +17% | 8% | 1.5× | 13.1% |
| Furukawa Electric 5801.T | $8.75B | -54% | +13% | 6% | 1.2× | n/a |
Peer set: Industry: the same industry and sector in any market, nearest in size. This is the same default set the interactive Competitor Analysis opens with.
| Measure | 010170.KS | Peer median | Rank in peer set |
|---|---|---|---|
| 1-month return | -41.0% | -16.1% | 3rd lowest of 21 |
| 6-month return | -30.1% | -34.1% | 7th highest of 20 |
| Distance from 52-week high | -66.4% | -55.4% | 2nd lowest of 21 |
| Revenue growth (TTM) | +6.1% | +13.2% | 9th lowest of 21 |
| Operating margin | -9.6% | 3.1% | 7th lowest of 21 |
| EV / Sales | 11.1× | 2.5× | 3rd most expensive of 21 |
| ROIC minus cost of capital | -17.5 pp | -3.6 pp | 4th lowest of 21 |
| Company | Market | Market cap | 6M return | Revenue growth | Op. margin | EV / Sales | Req g | Delivered g |
|---|---|---|---|---|---|---|---|---|
| Taihan Fiberoptics 010170.KS | South Korea | $1.21B | -30% | +6% | -10% | 11.1× | n/a | n/a |
| Jiangsu Xihua New Energy Technology 603248.SS | China | $1.21B | -31% | +32% | 33% | 6.8× | n/a | n/a |
| Lotte Energy Materials 020150.KS | South Korea | $1.21B | -53% | -12% | -13% | 2.5× | n/a | n/a |
| Shenzhen Desay Battery Technology 000049.SZ | China | $1.20B | -28% | +9% | 2% | 0.5× | n/a | n/a |
| SPG 058610.KS | South Korea | $1.20B | -42% | -7% | 5% | 4.9× | 40.9% | -0.8% |
| PowerX 485A.T | Japan | $1.20B | -55% | +213% | -1% | 9.0× | n/a | n/a |
| Shandong Sacred Sun Power Sources 002580.SZ | China | $1.23B | -34% | +22% | 4% | 2.1× | 21.6% | +14.2% |
| Atlanta Electricals ATLANTAELE.NS | India | $1.19B | -10% | +59% | 16% | 5.4× | 20.6% | +28.4% |
| FOCI Fiber Optic Communications 3363.TWO | Taiwan | $1.24B | -59% | -2% | -16% | 21.6× | n/a | n/a |
| Jiangsu Zenergy Battery Technologies 3677.HK | Hong Kong | $1.19B | -56% | +58% | 6% | 1.0× | n/a | n/a |
| PFISTERER PFS0.DE | Germany | $1.18B | n/a | +17% | 14% | 2.1× | 15.5% | n/a |
| Jiangsu Haili Wind Power Equipment Technology 301155.SZ | China | $1.18B | -31% | -69% | -17% | 7.9× | n/a | n/a |
| Shenzhen Mason Technologies 002654.SZ | China | $1.18B | -34% | -6% | 1% | 1.8× | n/a | n/a |
| Harbin Electric Corp. Jiamusi Electric Machine 000922.SZ | China | $1.18B | -22% | +3% | 7% | 1.5× | 11.1% | +15.8% |
| Sunstone Development 603612.SS | China | $1.25B | -32% | +28% | 8% | 0.9× | n/a | n/a |
| Sinofibers Technology 300777.SZ | China | $1.26B | -48% | -61% | -25% | 18.3× | 55.1% | +16.7% |
| Volex VLX.L | United Kingdom | $1.27B | -20% | +9% | 9% | 1.1× | 13.2% | +22.3% |
| Amprius Technologies AMPX | United States | $1.27B | -48% | +144% | -17% | 11.0× | n/a | n/a |
| Ningbo KBE Electrical Technology 300863.SZ | China | $1.27B | -20% | +21% | 4% | 2.4× | n/a | n/a |
| Hoymiles Power Electronics 688032.SS | China | $1.29B | -38% | +47% | -16% | 2.7× | n/a | n/a |
| Camel 601311.SS | China | $1.29B | -26% | -4% | 2% | 0.6× | -0.5% | +11.2% |