KOSDAQAutomotive265560

Younghwa Tech

₩6,330▼ 0.47%2026-10-02 close

Market Cap

₩67.9B

Turnover

₩64,246,220

Volume

10,000 shares

Shares out.

10.7M

PER

2.5×

PBR

0.7×

EPS

₩2,751

Dividend Yield

1.89%

PER, EPS, PBR and BPS are calculated in-house from the last 4 quarters (2025Q3–2026Q2) · Dividend yield is based on ₩130 per share · Prices as of the 2026-10-02 close

Report overview

Beyond Junction Boxes: Scaling Into SDV Components

Younghwa Tech has grown revenue and profit for four straight years on its junction-box franchise, and is now entering a new growth phase on the back of its Mexico plant ramp-up and large new orders.

1
2025 revenue reached KRW 108.6 billion with operating profit of KRW 18.0 billion, lifting the operating margin into the mid-teens.
2
The Monterrey, Mexico plant began ramping up in February 2026 and is set to progressively deliver on an order backlog of up to KRW 354 billion.
3
In February 2026 the company signed a KRW 198.5 billion supply contract with Hyundai Motor for EV/hydrogen vehicle power conversion and control systems (PCDU/HFDC).
4
Net income has swung more widely than operating profit on a quarterly basis, suggesting non-operating items warrant separate attention.
5
Mexico's review of tariffs on non-FTA countries is ongoing and could affect the company's cost and logistics structure.

Business structure

Younghwa Tech is an automotive electronics component specialist founded in 2000 and listed on KOSDAQ in 2017.

Its core product is the automotive junction box, a safety-critical component that supplies and distributes power and signals while protecting circuits; the lineup ranges from PCB-type junction boxes to CAN-communication-enabled smart junction boxes supplied across vehicle classes from light cars to commercial vehicles.

Junction boxes are classified as an essential safety-function component within automotive electronics.

Customers include Hyundai and Kia domestically as well as global OEMs such as GM and Mercedes-Benz, and the company has recently expanded into power conversion and control systems (PCDU/HFDC) for EVs and hydrogen fuel cell vehicles.

Last year, revenue was split roughly 70% internal combustion engine vehicles and 30% EVs, and the company expects the EV/FCEV share to expand to as much as 50% going forward.

Production sites include the Asan headquarters in Korea plus overseas subsidiaries in Shenyang, China, Detroit, USA, and Monterrey, Mexico, with exports accounting for 71.4% of 2024 revenue.

In response to the shift toward software-defined vehicles (SDV), the company is developing and preparing mass production of Zone Controllers (ZCU), alongside Autosar-platform-based functional safety, cybersecurity, and OTA software.

Competitively, it faces domestic electronics-component peers such as Korea Electric Terminal, S&T Motiv-adjacent players like SL Corp, and THN in junction box and power electronics segments.

Earnings trend

Quarterly revenue · Operating profit

₩27.5B₩4.8B25Q2₩25.6B₩3.6B25Q3₩28.7B₩6B25Q4₩24.4B₩3.1B26Q1₩28.1B₩4B26Q2

RevenueOperating profit

Annual revenue · Operating profit

₩47.9B₩1.9B2022₩64.9B₩5B2023₩94.8B₩15.4B2024₩108.6B₩18B2025

RevenueOperating profit

Quarterly results · Last 5 quarters
Quarter	Revenue	Operating profit	Op. margin
2025Q2	₩27.5B	₩4.8B	17.4%
2025Q3	₩25.6B	₩3.6B	14.2%
2025Q4	₩28.7B	₩6B	21.0%
2026Q1	₩24.4B	₩3.1B	12.6%
2026Q2	₩28.1B	₩4B	14.2%

Annual results
Year	Revenue	Operating profit	Net income (parent)	Op. margin	ROE	Debt-to-equity
2022	₩47.9B	₩1.9B	₩4.8B	4.0%	8.5%	42.8%
2023	₩64.9B	₩5B	₩6.1B	7.7%	9.7%	37.9%
2024	₩94.8B	₩15.4B	₩14B	16.2%	18.9%	44.0%
2025	₩108.6B	₩18B	₩19B	16.6%	20.6%	27.7%

Consolidated basis (financial statements including subsidiaries) · Final figures from DART filings · Net income attributable to owners of the parent · Data as of 2026-08-23

Earnings analysis

Younghwa Tech's consolidated revenue rose for four consecutive years, from KRW 47.9 billion in 2022 to KRW 64.9 billion in 2023, KRW 94.8 billion in 2024, and KRW 108.6 billion in 2025.

Operating profit over the same period climbed from KRW 1.9 billion to KRW 5.0 billion, KRW 15.4 billion, and KRW 18.0 billion, with the operating margin improving markedly from 4.0% to 7.7%, 16.2%, and 16.6%.

Net income attributable to owners also grew from KRW 4.8 billion to KRW 6.1 billion, KRW 14.0 billion, and KRW 19.0 billion, marking a clear shift from the low-margin 2022-2023 period into a double-digit-margin phase from 2024 onward.

On a quarterly basis, revenue and operating profit both slowed from KRW 27.5 billion/KRW 4.8 billion in Q2 2025 to KRW 25.6 billion/KRW 3.6 billion in Q3 2025, yet net income attributable to owners actually jumped from KRW 1.1 billion to KRW 6.2 billion.

Q4 2025 posted the year's strongest quarter with revenue of KRW 28.7 billion, operating profit of KRW 6.0 billion, and net income of KRW 8.8 billion, while Q1 2026 revenue eased to KRW 24.4 billion even as net income held firm at KRW 7.7 billion.

Q2 2026 revenue recovered to KRW 28.1 billion with operating profit of KRW 4.0 billion and net income of KRW 6.4 billion.

The recurring divergence between operating profit and net income trends across quarters suggests investors should separate operating performance from non-operating items such as FX effects or one-off gains when assessing results.

On the balance sheet, the debt ratio declined from 44.0% in 2024 to 27.7% in 2025, while operating cash flow surged from KRW 17.5 billion to KRW 31.7 billion, indicating faster cash conversion of earnings.

Industry analysis

The global automotive industry's shift toward electrification, tightening emissions regulations, and the spread of ADAS and connected-car technology are expected to drive roughly 11% annual growth in electrification and electronics component markets.

Because junction boxes are a common, essential component across all powertrains, the segment is seen as having a stable demand base during the current phase in which internal combustion and EV transitions proceed simultaneously.

In the autonomous-driving era, zonal control architectures that integrate OTA updates, multiple communication protocols, and sensor networks are emerging, driving the evolution of conventional junction boxes into next-generation smart junction boxes that integrate MCUs and power semiconductors.

In this space, Younghwa Tech competes with domestic electronics-component peers such as Korea Electric Terminal and SL Corp as well as global Tier-1 suppliers, while supplying Korea's five major automakers and overseas OEMs including GM and Mercedes-Benz on a platform basis.

In the North American market, rising tariff pressure and localization requirements have pushed automakers to demand local production from suppliers, which is part of the background for Younghwa Tech establishing its Mexico manufacturing base.

However, Mexico's government is reportedly reviewing tariffs of up to 50% on countries without free trade agreements, a variable that could alter cost burdens across the industry depending on component and raw-material sourcing structures.

Outlook

The company began ramping up its Monterrey, Mexico plant in February 2026, establishing production capacity for junction boxes and EV components at an annual rate of 3.65 million units; the order backlog to be processed through this plant is roughly KRW 354 billion, to be recognized progressively as revenue through 2030.

Earlier, in February 2026, it signed a supply contract with Hyundai Motor for EV/hydrogen vehicle power conversion and control systems (PCDU/HFDC) valued at KRW 198.5 billion—more than double 2024 consolidated revenue—to be recognized over the following seven years.

To meet rising order volumes, the company signed an MOU with Asan city on capacity expansion and stated plans to carry out the expansion from 2026 into early next year to strengthen its supply capability.

It also describes a platform-based collaboration with GM, supplying junction boxes for the truck/SUV-focused T1XX-2 platform and the EV-dedicated BEV3 platform, a structure it says allows additional volume whenever new vehicle models launch.

Over the medium to long term, the company continues developing Zone Controllers (ZCU) in response to the shift toward software-defined vehicles, and is reviewing expansion into battery management systems, energy storage, and robotics power management built on its power-control technology, though these areas have not yet generated revenue.

However, how Mexico's tariff policy is ultimately finalized, along with the timing of revenue recognition at the Mexican subsidiary, remain variables that could affect future earnings visibility.

Valuation

PER

2.5×

PBR

0.7×

ROE

31.5%

EPS

₩2,751

BPS

₩10,206

Dividend per share

₩130

Younghwa Tech has shown a clear earnings-recovery trajectory since moving past its low-margin 2022-2023 period, and during this process the multiple at which its shares change hands has settled closer to the lower end of its multi-year historical range.

Its price-to-book ratio sits below 1x, meaning the stock trades at a discount to the company's net asset value, a dynamic that coincides with steadily rising shareholders' equity in recent years.

The dividend yield is not particularly high relative to other component makers in the sector, though the company has a track record of modestly raising dividends in line with earnings growth.

The sharp increase in operating cash flow over the past two years is a notable point regarding earnings quality, and this improved cash-generation capacity is cited as a factor that could ease future funding needs for capacity expansion or overseas subsidiary investment.

That said, the previously noted divergence between quarterly operating profit and net income, along with the Mexico tariff variable, are factors that warrant consideration alongside any valuation assessment.

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 2026-08-23

Bull factors

Mexico Plant Ramp-Up and Large Order Backlog

The Monterrey, Mexico plant, which began ramping up in February 2026, has an annual production capacity of 3.65 million units, and the order backlog to be processed through this plant is reported at roughly KRW 354 billion, extending through 2030.

Securing a base that can directly serve the North American automaker supply chain also offers potential geographic risk diversification. That said, the pace of yield and quality stabilization during the initial ramp-up phase remains something to monitor.

Product Expansion via Large Hyundai PCDU/HFDC Order

The KRW 198.5 billion contract signed with Hyundai Motor in February 2026 for EV/hydrogen vehicle power conversion and control systems (PCDU/HFDC) is more than double 2024 consolidated revenue and will be recognized progressively over the following seven years.

This is viewed as evidence that the company is broadening its product lineup from junction boxes into power electronics control. Being a long-term supply agreement also improves medium-term revenue visibility.

Improved Earnings Quality and Stronger Cash Flow

The operating margin improved steadily from 4.0% in 2022 to 16.6% in 2025, while the debt ratio over the same period fell from 42.8% to 27.7%. Operating cash flow also jumped from KRW 17.5 billion in 2024 to KRW 31.7 billion in 2025, accelerating the pace at which earnings convert to cash.

This improved financial structure is cited as a factor supporting the company's capacity to fund future capacity expansion or overseas investment.

Bear factors

Recurring Gap Between Quarterly Operating Profit and Net Income

In both Q3 2025 and Q1 2026, operating profit declined quarter-on-quarter while net income actually rose sharply. This suggests non-operating factors are having a meaningful impact on results, which warrants caution when tracking the underlying trend in core operating profitability. If one-off factors recur, earnings predictability could be reduced.

Customer and Geographic Concentration

Major orders are concentrated around Hyundai and Kia, making the company's results sensitive to changes in those customers' production and sales policies. With exports accounting for more than half of revenue, shifts in a given automaker's North American production strategy could directly affect performance.

While the customer base is diversifying to include GM and Mercedes-Benz, dependence on a small number of large customers remains relatively high.

Mexico Tariff and Trade Policy Uncertainty

Mexico's government is reportedly reviewing a plan to impose tariffs of up to 50% on countries without free trade agreements.

The company has acknowledged that even locally produced goods using raw materials sourced from Korea could fall within the scope of these tariffs, and stated it is reviewing mitigation measures such as utilizing industrial promotion programs.

Depending on how the tariff policy is ultimately determined, the cost structure and profitability of the local subsidiary could be affected.

Risk factors

Trade & Tariff

External trade conditions—including Mexico's review of tariffs on non-FTA countries and potential shifts in US trade policy toward Mexico—remain a key variable that could affect results.

Because the production structure involves sourcing raw materials from Korea for local manufacturing, the cost burden could vary depending on the scope of any tariffs applied. The company has stated it is exploring mitigation through local industrial promotion programs such as PROSEC and IMMEX.

Execution & Expansion Risk

Whether the new Mexico plant's initial ramp-up stabilizes on schedule and whether the Asan headquarters' capacity expansion timeline is met will directly affect when large orders are reflected in results.

If revenue recognition from major orders is delayed relative to plan, a gap could emerge between short-term earnings expectations and actual outcomes. Initial fixed-cost burdens from expansion and overseas subsidiary operations could also affect margins.

Customer Concentration & Industry Cyclicality

With revenue concentrated among a small number of large automaker customers, any adjustment in those customers' production volumes or delays in new vehicle launches could directly affect results.

Should broader automotive demand slow or an inventory-adjustment phase arrive, component orders and volumes could move in tandem. As a small-cap KOSDAQ stock, limited trading liquidity is also a factor to consider.

What to watch next

Around November 2026 (tentative)
This is the tentative timing for Q3 2026 earnings disclosure, when it will be worth checking whether the Mexico plant's contribution to revenue and profit is fully reflected for the first time.
H2 2026 to early 2027
This is the window to check whether the Asan headquarters' capacity expansion is completed and whether production capability keeps pace with the growing order volume.
From H2 2026 onward
It will be important to confirm whether initial deliveries under the Hyundai Motor PCDU/HFDC supply contract have begun and how quickly they are reflected in revenue.
Timing not yet fixed (announcement pending)
Whether Mexico's government finalizes its tariff policy toward non-FTA countries, and if so, its impact on the local subsidiary's cost structure, needs to be monitored.
Early 2027 (tentative)
This is the tentative timing for the 2026 annual business report filing, when the full-year confirmed results and the annual contribution from the Mexico plant and Asan expansion can be comprehensively assessed.

Overall view

Younghwa Tech has steadily improved its revenue and operating margin from 2022 through 2025, building on its stable junction-box franchise while expanding into power electronics and SDV-related components.

Entering 2026, the combination of the Mexico plant ramp-up and the large Hyundai PCDU/HFDC order has been cited as improving medium-term revenue visibility. However, the recurring pattern of divergence between quarterly operating profit and net income means the qualitative aspects of earnings deserve close attention.

Mexico's tariff review targeting non-FTA countries, adherence to the capacity-expansion timeline, and dependence on a small number of large customers are variables that should be weighed together for a balanced view.

On the balance sheet, a declining debt ratio and expanding operating cash flow suggest relatively comfortable funding capacity for future investment.

Going forward, upcoming earnings releases, the utilization trend at the Mexico plant, and whether the tariff policy is finalized will likely be the key points to watch in coming quarters.

Sources

Korea Exchange (KRX) — Prices · Market Cap · Volume
FSS electronic disclosure system (DART) — Financial statements · Dividend filings

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Report written 2026-09-05 · Data as of 2026-09-04

This content is AI analysis of market data and web search results, provided for information only. It is not a solicitation or recommendation to invest. Investment decisions and their consequences are the investor's own responsibility. Data may be delayed or contain errors.