PER, EPS, PBR and BPS are calculated in-house from the last 4 quarters (2025Q3–2026Q2) · Dividend yield is based on ₩225 per share · Prices as of the 2026-10-02 close
Shindaeyang Paper, which produces both corrugated container board and boxes, saw two straight years of declining operating margin, but its second-quarter 2026 operating profit rebounded sharply from the prior quarter amid an industry-wide container board price hike triggered by supply disruptions.
Combined 2025 container board production of the company and its subsidiary Shindaeyang Paper Banwol accounted for roughly 11.6% of industry-wide output, keeping the group among the top producers.
Fires and an accident at rival plants in early 2026 disrupted supply and triggered a chain of container board price increases, which appear to have flowed through into second-quarter results.
Annual operating margin fell for two straight years, from 9.1% in 2023 to 4.4% in 2024 and 3.5% in 2025, reflecting structural margin pressure.
Subsidiary Daeyang Paper Industries remains offline following a 2020 fire at its Ansan plant, leaving a question mark over the group's overall production capacity recovery.
The share price tends to trade at a discount to net asset value, and the company has a track record of paying annual cash dividends.
Shindaeyang Paper is a corrugated paper specialist operating two business segments: container board and corrugated boxes. The board segment produces kraft liner, test liner, and corrugating medium paper, while the box segment manufactures and sells corrugated sheets and boxes.
Its subsidiaries include Daeyang Paper Industries, Shindaeyang Paper Banwol, Gwangshin Panji, Daeyang Panji, Daeyoung Packaging, Shindaeyang Packaging, and Shindaeyang Panji.
A 2024 media analysis found that board accounted for 40.3% and boxes 59.7% of total revenue, indicating the two segments were of broadly similar size.
As of 2025, container board production at Shindaeyang Paper and its subsidiary Shindaeyang Paper Banwol stood at roughly 410,000 tons and 240,000 tons respectively, giving the two entities combined market shares of 7.28% and 4.28% of industry output.
Competitors include Asia Paper Manufacturing and Korea Export Packaging in kraft liner, Taerim Paper and Daerim Paper in test liner, and Gyeongsan Paper in corrugating medium.
The box segment faces profitability pressure from declining electronics-industry demand, a shrinking light-industry market, and industry-wide oversupply.
On the other hand, growing agricultural and food-packaging demand and expansion of home-shopping and courier volumes are cited as factors supporting modest market growth.
The company also restructured its group in February 2026 by spinning off the Cheongju plant business of Daeyang Panji into a newly established entity, Shindaeyang Panji.
| Quarter | Revenue | Operating profit | Op. margin |
|---|---|---|---|
| 2025Q2 | ₩160.6B | ₩10.3B | 6.4% |
| 2025Q3 | ₩163.5B | ₩5.5B | 3.4% |
| 2025Q4 | ₩158.2B | ₩600M | 0.4% |
| 2026Q1 | ₩156.5B | ₩3.8B | 2.4% |
| 2026Q2 | ₩174.5B | ₩14.8B | 8.5% |
| Year | Revenue | Operating profit | Net income (parent) | Op. margin | ROE | Debt-to-equity |
|---|---|---|---|---|---|---|
| 2022 | ₩676.4B | ₩50.9B | ₩47.6B | 7.5% | 8.6% | 34.6% |
| 2023 | ₩645.4B | ₩58.5B | ₩47.9B | 9.1% | 8.2% | 27.6% |
| 2024 | ₩658.5B | ₩29.3B | ₩35.1B | 4.4% | 6.0% | 26.6% |
| 2025 | ₩639.5B | ₩22.2B | ₩22.8B | 3.5% | 3.8% | 28.0% |
Consolidated basis (financial statements including subsidiaries) · Final figures from DART filings · Net income attributable to owners of the parent · Data as of 2026-08-22
Annual revenue fluctuated in the mid-KRW 600 billion range, from KRW 676.4 billion in 2022 to KRW 645.4 billion in 2023, KRW 658.5 billion in 2024, and KRW 639.5 billion in 2025.
Operating profit, by contrast, peaked at KRW 58.5 billion in 2023 (9.1% operating margin) after KRW 50.9 billion in 2022, then fell for two consecutive years to KRW 29.3 billion (4.4%) in 2024 and KRW 22.2 billion (3.5%) in 2025, cutting margin by more than half.
Net income attributable to owners rose from KRW 47.9 billion in 2023 to KRW 35.1 billion in 2024, then fell again to KRW 22.8 billion in 2025, broadly tracking the decline in operating margin.
Looking at recent quarters, operating profit fell sharply for three consecutive quarters, from KRW 10.3 billion in the second quarter of 2025 to KRW 5.5 billion in the third quarter and KRW 0.56 billion in the fourth quarter.
The fourth quarter of 2025 was the weakest recent quarter, with revenue of KRW 158.2 billion and operating profit of just KRW 0.56 billion, an operating margin below 1%.
In the first quarter of 2026, revenue was KRW 156.5 billion and operating profit recovered somewhat to KRW 3.8 billion, though net income attributable to owners of KRW 9.1 billion was notably higher than operating profit, suggesting non-operating factors boosted the bottom line.
The second quarter of 2026 showed a clear rebound, with revenue of KRW 174.5 billion, operating profit of KRW 14.8 billion, and owners' net income of KRW 13.3 billion, more than tripling operating profit from the prior quarter. This improvement coincides in timing with an industry-wide container board price hike cycle.
On the balance sheet, the debt ratio remained stable, moving from 34.6% in 2022 to 26.6% in 2024 and 28.0% in 2025, while operating cash flow stayed consistently positive, reaching KRW 59.6 billion in 2025.
The domestic corrugated board market is assessed to have entered a mature phase following the post-pandemic boom, with container board production having passed its peak and now trending gently downward. Supply-side variables came to the fore in 2026.
A February fire at the Osan plant of Korea Export Packaging, which supplies roughly 5% of domestic container board volume, was expected to take months to resolve.
Subsequently, a fatal accident at the Sejong plant of Asia Paper Manufacturing, the top producer, led to a work-stoppage order from the Ministry of Employment and Labor, deepening the supply disruption.
Amid this supply uncertainty, Asia Paper Manufacturing notified customers on February 12 that it would raise container board prices by KRW 70,000-80,000 per ton depending on grade, and Shindaeyang Paper affiliates Daeyoung Packaging and Gwangshin Panji joined in raising sheet and box prices in April.
Container board prices are estimated to have risen 12-18% since December 2025, while ancillary material prices such as adhesives, printing inks, and packaging film and wrap surged 20-55%.
However, since the corrugated packaging industry is composed largely of small and mid-sized firms, there are structural limits to fully passing cost increases through to final delivery prices amid concerns over softening demand.
In the competitive landscape, large integrated players such as Asia Paper Manufacturing and Taerim Paper coexist with mid-sized combined board-and-box producers such as Shindaeyang Paper and Sambo Panji, and temporary supply disruptions from fires and accidents have repeatedly influenced pricing power.
The first-half 2026 earnings pattern coincided with an ongoing container board price hike cycle driven by fire-related supply disruptions, and whether this pricing effect persists into the second half is likely to be a key earnings variable.
On the demand side, the company points to growth in agricultural and food-packaging demand and secondary packaging needs from home shopping and courier industry expansion as factors supporting modest market growth.
Conversely, softening electronics-industry demand and a shrinking light-industry market remain a persistent drag on the box segment's profitability.
On the supply side, the timing of normalization at Korea Export Packaging's Osan plant and Asia Paper Manufacturing's Sejong plant bears watching, as it could affect the industry-wide supply-demand balance.
The company restructured its group in February 2026 by spinning off the Cheongju plant business of Daeyang Panji into newly established Shindaeyang Panji, and how the new entity's results are reported and how quickly its operations normalize are worth monitoring.
Subsidiary Daeyang Paper Industries has remained suspended since a fire halted production at its Ansan plant in October 2020, and the timing of any restart is directly tied to the group's overall production capacity recovery.
However, the actual timing and scale of these factors' impact on earnings will need to be confirmed through subsequent quarterly disclosures.
Shindaeyang Paper's shares tend to trade at a substantial discount to net asset value, with the price-to-book ratio sitting below 1x.
Historically, the price-to-earnings ratio has fallen into the low single digits during periods when earnings rose on an improving container-board-to-recovered-paper price spread, while the multiple has tended to rise during periods of declining earnings.
The recent four-quarter trend runs from a weak fourth quarter of 2025 to a clear rebound in the second quarter of 2026, and the durability of this earnings recovery remains the key variable for interpreting valuation.
The company has maintained annual cash dividends through its most recent fiscal years, though the dividend size varies with that year's net income level.
Taken together, valuation in this stock appears to be a function of whether the earnings recovery persists and whether the current container board price hike cycle becomes entrenched.
PER, EPS, PBR and BPS are all calculated in-house (the same method as Naver and Toss) · Dividend yield = cash dividend per share from DART filings (supplemented by KRX) ÷ current price · As of 2026-08-22
The sharp increase in second-quarter 2026 operating profit from the prior quarter coincided in timing with the container board price hike cycle triggered by fire-related supply disruptions.
The company's vertically integrated structure producing both board and boxes can make cost pass-through relatively faster during price hike periods. Whether this trend continues in subsequent quarters, however, still needs to be confirmed.
The debt ratio has been managed relatively stably, falling from 34.6% in 2022 to 28.0% in 2025. Operating cash flow also remained positive every year, reaching KRW 59.6 billion in 2025. The share price tends to trade at a discount to net asset value.
As of 2025, the combined container board production of the company and its subsidiary Shindaeyang Paper Banwol accounted for roughly 11.6% of industry-wide output, maintaining a top-tier position.
A product lineup spanning all board grades—kraft liner, test liner, and corrugating medium—is also cited as a competitive strength. The company has a track record of paying cash dividends every fiscal year.
Annual operating margin fell for two consecutive years, from 9.1% in 2023 to 4.4% in 2024 and 3.5% in 2025, cutting margin by more than half. The fourth quarter of 2025 was a particularly weak period with operating margin below 1%.
Because the business is sensitive to the spread between container board and recovered-paper prices, margin volatility tends to be high.
Domestic container board production is assessed to have passed its peak after the pandemic-era boom and now trends gently downward. The box segment faces profitability pressure from declining electronics-industry demand, a shrinking light-industry market, and industry-wide oversupply. Given the industry has entered a mature phase, there is a view that the scope for top-line growth is limited.
With the business concentrated in container board and boxes, the company is directly exposed to supply-chain shocks such as swings in recovered-paper prices or fires and accidents within the industry. Indeed, subsidiary Daeyang Paper Industries has remained offline since a 2020 fire. Diversification into new businesses is not clearly evident.
Prices for the domestic recovered paper used as the main raw material tend to swing sharply over short periods due to seasonal supply-demand shifts and supply shocks such as fires. Container board prices are estimated to have risen 12-18% and ancillary material prices 20-55% since December 2025. If cost increases cannot be fully passed through to product prices, margins could be squeezed.
As a capital-intensive process industry operating large facilities continuously, papermaking is exposed to fire and accident risk. In early 2026, fires and a fatal accident at rival plants disrupted supply chains across the industry. The company's own affiliate, Daeyang Paper Industries, also remains shut down following a 2020 fire.
Declining electronics-industry demand and a shrinking light-industry market constrain the demand base for the box segment. If price competition intensifies amid industry-wide oversupply, passing through cost increases could become even harder.
Because the corrugated packaging industry is dominated by small and mid-sized firms, there is also a lag before price increases are fully reflected downstream.
This is a period to check corrugated box demand around the Chuseok holiday season and the extent to which container board price hikes have been reflected.
The third-quarter report filing should be checked to see whether the second-quarter profit rebound continued and whether the container board price hike effect persisted.
The normalization timing of Korea Export Packaging's Osan plant and Asia Paper Manufacturing's Sejong plant should be checked. If these plants normalize, industry supply could increase and the price hike cycle could ease.
This is when the fiscal year 2026 year-end dividend disclosure and confirmed annual results should be checked.
Shindaeyang Paper is a top-tier domestic papermaker producing both container board and boxes, and it saw operating margin decline for two consecutive years through 2025.
However, amid a container board price hike cycle triggered by fires and an accident at rival plants in early 2026, second-quarter operating profit recovered markedly from the prior quarter.
The business's sensitivity to recovered-paper price swings and the corrugated market's entry into a mature phase remain persistent structural burdens. The financial structure has been managed stably, with a declining debt ratio, and the company has maintained annual cash dividends.
Future earnings could vary depending on whether the container board price hike effect persists, when rival facilities normalize, and whether affiliate Daeyang Paper Industries resumes operations.
Confirming the durability of the earnings recovery through subsequent quarterly disclosures and industry pricing trends will be important.
Report written 2026-09-05 · Data as of 2026-09-04
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