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Joulwatt Technology Co. Ltd. A (688141) fair value: what the stock is really worth

As of Nov 10, 2026: fair value (intrinsic value) of Joulwatt Technology Co. Ltd. A stock ¥40.73, price ¥68.43, that is 40.5% below the price, quality 43 out of 100. Rating: strongly overvalued. The value is an estimate: none of our valuation models currently carries, it draws on revenue and assets compared with similar companies. Updated daily.

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Technology CN · ISIN CNE100005VJ1

JT Joulwatt Technology Co. Ltd. A logo Thin data Nov 10, 2026

Joulwatt Technology Co. Ltd. A

688141 · SHG
Very expensive, weak quality

Our calculation puts a fair price 40% below what the stock costs today.

Revenue last quarter +45% vs. a year ago.
Quality 43/100
Expensive Growth (revenue 5y +45.6 %/yr in CNY)
Moderate debt
Fair value ¥40.73 · Strongly overvalued
Loss-making · -29.6% net margin (TTM)
Negative free cash flow
Trails peers (1/11)
Narrow moat 12/100
Thin data
Estimate
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26 valuation models 8 families, DCF to NCAV 37 quality factors margins, balance sheet, cashflow, debt 6 AI factors moat, what no ratio measures 2,000+ data points verified, per stock, median

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Price vs Fair Value

¥177.00 ¥13.09 Fair Value ¥40.73 Dec 2022 Nov 2026

White line = price, green steps = our fair value per fiscal year. As of Nov 10, 2026.

How to read this chart

47‑month range ¥13.09 – ¥177.00 · fair‑value band ¥30.55 – ¥50.91 · the ¥68.43 price screens above the ¥40.73 fair value. Green steps = our fair value per fiscal year (point-in-time, no hindsight). As of Nov 10, 2026.

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Company profile

JoulWatt Technology Co., Ltd. engages in the research and development, and sale of analog integrated circuits in China.

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It offers automotive rear and interior LED driver products; and power management products, such as switching DC/DC power supply, isolated switching DC/DC, power switch and protection, gate driver, power module, display power power over ethernet, LDO, voltage supervisory, Vcore power, USB IC, DC input LED driver, and motor driver.

The company also provides driver AC/DC flyback PWM IC, AC/DC synchronous rectifier, PFC controller, offline buck regulator, AC/DC special IC, and LED lighting; and battery management system products comprising charger, battery protection, analog front-end, and BMS special IC; automotive products; and analog products consisting of converter, amplifier, clock, analog switch, and interface.

Its products are used in automotive, communication equipment, computing, factory and building automation control, power delivery, power tool and ebike, motor drives, appliances, energy infrastructure, personal electronics, AC-DC adapters, and LED lightning and illumination applications.

JoulWatt Technology Co., Ltd. was incorporated in 2013 and is headquartered in Hangzhou, China.

Stock analysis

Joulwatt Technology Co. Ltd. A (688141) currently trades at ¥68.43, while our estimate is ¥40.73, 40% below the price, so the stock looks overvalued today.

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Valuation

None of our valuation models currently carries for this company, usually because of losses or heavy investment. The estimate draws on revenue and assets compared with similar companies and is less precise than a model-based fair value.

Scenario range: ¥30.55 (bear) to ¥50.91 (bull), the price of ¥68.43 sits above it. Bear and bull are the same models on cautious and optimistic assumptions, a range, not a price target.

Quality & growth

The Quality Score stands at 43/100 (below-average quality), in the Technology sector.

Expensive Growth: The company is growing, but growth may require heavy reinvestment or weak cash conversion.

Joulwatt Technology Co. Ltd. A reported revenue of 2.7B CNY in FY2025 versus 1.0B CNY in FY2021, a compound +26.4%/yr. Reported net income was −717M CNY in FY2025.

Key figures

Market cap 30.6B CNY (≈ $4.6B) Mid · P/S ratio 10.3 · EPS (TTM) ¥−2.08 · Dividend yield 0.2% · Net margin −29.6% · Return on equity −54.1% · Return on assets (EBIT) −5.2% (5-year average) · Operating margin −35.4%.

Competitive moat

Our AI-assisted moat analysis scores the competitive advantage at 12 out of 100 (medium confidence).

What moves the price

The share trades about 61% below its 52-week high and 92% above its 52-week low, currently below its 200-day average.

For context, the median of 10 Technology peers we cover trades at −11% fair-value upside, at −40%, 688141 screens richer than that median.

Fair Value

Bear ¥30.55 Fair Value ¥40.73 Bull ¥50.91
Price ¥68.43 · Downside -40.5%
Estimate. None of our valuation models currently carries for this company, usually because of losses or heavy investment. The estimate draws on revenue and assets compared with similar companies and is less precise than a model-based fair value.

Quality Score breakdown

Overall quality 43/100

It rates the business: profits, how they develop, real cash, balance sheet, investing and share count.

Profitability 24
How much profit the company makes from its sales and capital
Quality Growth 91
Are margins and returns getting better?
Cashflow 0
Do the profits arrive as real cash?
Financial strength 47
Debt, balance sheet and risk of trouble
Investment 77
Does it invest with discipline instead of growing at any price?
Low Volatility 0
How calm the share price moves, does not count
Price momentum 29
Price momentum of the last 3 to 12 months, does not count
Near the 52-week high 44
Distance to the 52-week high, does not count
New shares 57
Buys back shares or issues new ones?

Open the full quality analysis →

Revenue & earnings trend

Growth Quality ⓘGrowth is valuable only when reinvestment earns attractive returns (Aswath Damodaran): sustainable growth depends on return on capital, reinvestment and efficiency. Basis: total company revenue over the periods shown on the cards (3Y/5Y/all years), not per share, so a merger can show up as a growth jump; per-share earnings growth is in the value-creation card. 44/100
The company is growing, but growth may require heavy reinvestment or weak cash conversion.
Revenue growth 1 year
+58.4%
Revenue growth 3 years ⓘMeasures the company's TOTAL revenue from reported annual statements: compound average growth per year (CAGR) from the fiscal year 3, 5 or N years back to the most recent comparable fiscal year. Not per share: buybacks do not change this number, and a merger can appear as a growth jump. Per-share growth (which does include buybacks) is in the value-creation card.
+22.5%
Revenue growth 5 years ⓘMeasures the company's TOTAL revenue from reported annual statements: compound average growth per year (CAGR) from the fiscal year 3, 5 or N years back to the most recent comparable fiscal year. Not per share: buybacks do not change this number, and a merger can appear as a growth jump. Per-share growth (which does include buybacks) is in the value-creation card.
+45.6%
Start year 2020 (pandemic)
Revenue growth 7 years ⓘMeasures the company's TOTAL revenue from reported annual statements: compound average growth per year (CAGR) from the fiscal year 3, 5 or N years back to the most recent comparable fiscal year. Not per share: buybacks do not change this number, and a merger can appear as a growth jump. Per-share growth (which does include buybacks) is in the value-creation card.
+44.9%
Profit margin (trend) ⓘOperating margin then vs now, from reported annual statements. A falling margin after a boom year is the classic peak-earnings signal: the growth rate then leans on an inflated base.
−66.7% (2020) → −28.6% (2025)
What shareholders gained per year ⓘWe only publish this rate when it is defensible. Reason: fiscal 2025 is a loss year, no rate is defined from a loss
not computed

688141 screens overvalued: fair value 40% below the price. Compare with Amphenol Corporation →

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Peer GroupⓘHow this stock ranks against its industry: the green marker is this stock, the band is the typical 25–75% peer range, and the tick is the median.Electronic Components · 693 stocks

Beats the industry median on 1/10 measures
Overall it trails its industry peers.
Valuation
Quality Score 43 · Below median
Fair Value upside −40.5% · Below median
Profitability
Return on assets −13.4% · Bottom 25%
Net margin (12 months) −29.6% · Bottom 25%
Operating margin (12 months) −35.4% · Bottom 25%
Growth and dividend
Revenue growth (quarter YoY) 44.7% · Top 25%
Dividend yield (12 months) 0.2% · Bottom 25%
Balance sheet
Debt / equity 0.53× · Highest 25%

Valuation Multiplesvs Electronic Components median · lower = cheaper

P/B 14.00× · Priciest 25%
P/S (12 months) 9.62× · Priciest 25%

Strength profile in five axes (Snowflake)

VALUEFUTUREPASTHEALTHDIVIDEND
This stock
VALUEFUTUREPASTHEALTHDIVIDEND
Sector peers
VALUE (fair-value potential)0 · sector 0
FUTURE (revenue growth)100 · sector 71
PAST (return on equity)0 · sector 26
HEALTH (low debt)74 · sector 95
DIVIDEND (yield)3 · sector 25

VALUE 0: the price sits above our fair-value range.

Context: sector, industry, market

Values & ESG

Does this company touch areas you may want to avoid? The classification is inferred from sector and industry.

None of the checked exposures detected

Similar stocks

10 more Electronic Components stocks, each showing price versus our Fair Value estimate.

Stock Price Fair Value vs Fair Value Compare
Hon Hai Precision Industry Co 2317 241.50 TWD 292.29 TWD +21% vs 688141
TE Connectivity plc TEL $217.76 $224.30 +3% vs 688141
Asia Vital Components Co 3017 2,790 TWD 2,737 TWD −2% vs 688141
Shengyi Technology Co 600183 ¥70.93 ¥66.42 −6% vs 688141
Amphenol Corporation APH $79.95 $70.91 −11% vs 688141
Celestica Inc CLS $223.89 $109.91 −51% vs 688141
Delta Electronics, Inc 2308 1,275 TWD 519.57 TWD −59% vs 688141
Luxshare Precision Industry Co 002475 ¥51.68 ¥18.44 −64% vs 688141
Corning Incorporated GLW $112.13 $33.72 −70% vs 688141
Samsung Electro-Mechanics Co 009150 882,000 KRW 171,572 KRW −81% vs 688141

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Joulwatt Technology Co. Ltd. A: fair value per Fair Value Calculator

Cite: Fair Value Calculator (2026). "Joulwatt Technology Co. Ltd. A Fair Value". https://www.fairvalue-calculator.com/stock/688141

Frequently asked questions

Is Joulwatt Technology Co. Ltd. A (688141) overvalued or undervalued?
As of Nov 10, 2026, our estimate of fair value is ¥40.73 versus a price of ¥68.43, about 40% lower (overvalued).
What is the fair value of 688141?
Our estimate for Joulwatt Technology Co. Ltd. A is ¥40.73 (as of Nov 10, 2026), built from audited fundamentals. The current price: ¥68.43.
What is the quality score of 688141?
Joulwatt Technology Co. Ltd. A has a Quality Score of 43/100. It measures business quality (profitability, growth, cash flow, balance-sheet strength, investment discipline, share issuance). Market factors such as price momentum and volatility do not enter the number; they are shown separately in the detail view.
What is the price target for Joulwatt Technology Co. Ltd. A (688141)?
Our calculated price target is the estimate of ¥40.73 (as of Nov 10, 2026). Cautious scenario ¥30.55, optimistic scenario ¥50.91. It is an estimate from revenue and assets compared with similar companies, because none of our valuation models currently carries, not an analyst target.
What is the Joulwatt Technology Co. Ltd. A stock forecast for 2026?
Our estimate puts fair value at ¥40.73, about 40% lower versus a price of ¥68.43 (overvalued). Cautious scenario ¥30.55, optimistic scenario ¥50.91. The calculation is refreshed regularly with new filings.
What is the revenue of Joulwatt Technology Co. Ltd. A (688141)?
Joulwatt Technology Co. Ltd. A reported trailing-twelve-month revenue of about 3.2B CNY (latest available figure, as of Nov 10, 2026).
Does Joulwatt Technology Co. Ltd. A pay a dividend?
Joulwatt Technology Co. Ltd. A currently shows a dividend yield of 0.16% relative to its recent price (as of Nov 10, 2026).
How much is the dividend of Joulwatt Technology Co. Ltd. A (688141)?
Joulwatt Technology Co. Ltd. A has a dividend yield of 0.2%.
What is the intrinsic value of Joulwatt Technology Co. Ltd. A (688141)?
Intrinsic value and fair value mean the same thing: what the business is worth on its numbers, independent of the share price. For Joulwatt Technology Co. Ltd. A it is ¥40.73 per share (as of Nov 10, 2026), against a price of ¥68.43.
Is Joulwatt Technology Co. Ltd. A stock overvalued or undervalued in 2026?
As of Nov 10, 2026, 688141 trades above its calculated fair value: price ¥68.43, fair value ¥40.73, a gap of about −40% (overvalued). The calculation is refreshed with each new quarterly report, so the verdict can change during the year.
Is fair value the same as the market price of 688141?
No. The price is what the market pays today (¥68.43); the fair value is what the company's own numbers justify (¥40.73). For Joulwatt Technology Co. Ltd. A the two are ¥27.70 per share apart. That gap is exactly why we show both numbers side by side.
How much is Joulwatt Technology Co. Ltd. A worth?
The market values Joulwatt Technology Co. Ltd. A at about 30.6B CNY (market capitalisation, as of Nov 10, 2026). Per share that is ¥68.43; our models calculate a fair value of ¥40.73 per share.
What do the bullish and bearish scenarios say about 688141?
Our models span a range for Joulwatt Technology Co. Ltd. A: cautious scenario ¥30.55, base ¥40.73, optimistic ¥50.91 per share (as of Nov 10, 2026, price ¥68.43). The range comes from different growth and margin assumptions, not from analyst opinions.
How solid is the balance sheet of Joulwatt Technology Co. Ltd. A (688141)?
Balance-sheet figures for Joulwatt Technology Co. Ltd. A (as of Nov 10, 2026): return on equity −54.1%, debt of 0.53 per unit of equity. They feed the Quality Score of 43/100, which measures business quality independently of the share price.
How far is 688141 from its 52-week high?
Joulwatt Technology Co. Ltd. A trades at ¥68.43, about 61% below its 52-week high of ¥177.00 and 92% above the low of ¥35.64 (as of Nov 10, 2026). Distance from the high says nothing about value: that is what the fair value of ¥40.73 is for.
Which stocks are comparable to Joulwatt Technology Co. Ltd. A?
From the same area (Technology) we also value Amphenol Corporation, Hon Hai Precision Industry Co, Corning Incorporated, Delta Electronics, Inc, among others. Each of them has its own fair-value calculation on this site using the same models, so the comparison is like for like.
Is Joulwatt Technology Co. Ltd. A stock attractive at the current price?
The data as of Nov 10, 2026: price ¥68.43, calculated fair value ¥40.73 (−40%), Quality Score 43/100. Whether that fits your horizon and risk tolerance is your call. We provide the calculation, not investment advice.
Is it still worth investing in stocks now?
The global stock market currently sits 15.1% above its aggregate fair value. Joulwatt Technology Co. Ltd. A itself currently trades above fair value. An expensive market is no reason to stay out and no reason to buy everything at once: keep a broad savings plan running, buy single stocks only with money you can do without, and hold part of your money liquid while the market is high. The full picture including sectors is on is it worth investing now.
What is the share price of Joulwatt Technology Co. Ltd. A (688141)?
The closing price on Nov 10, 2026 was ¥68.43. Our estimate is ¥40.73, about 40% lower (overvalued). We carry closing prices from our data provider, not a live tick.
What should I pay attention to with Joulwatt Technology Co. Ltd. A right now?
The price sits above even our optimistic bull case (¥50.91). The favourable scenario is already priced in. Weak quality (43/100) and above fair value at the same time, the margin of safety is missing on both counts. The large gap to fair value rests on thin data (low evidence): fewer applicable models and a shorter history. Read it with extra caution.

Key figures of Joulwatt Technology Co. Ltd. A

How large is the market capitalisation of Joulwatt Technology Co. Ltd. A (688141)?
The market capitalisation of Joulwatt Technology Co. Ltd. A is 30.6B CNY (≈ $4.6B). The stock-market value of the whole company: share price times number of shares. It is what the market asks for the entire business today.
What is the P/S ratio of Joulwatt Technology Co. Ltd. A (688141)?
The price-to-sales ratio of Joulwatt Technology Co. Ltd. A is 10.3 (last twelve months). Price to sales: market value relative to yearly revenue. Useful when profit is thin or distorted.
What are the earnings per share of Joulwatt Technology Co. Ltd. A (688141)?
Earnings per share at Joulwatt Technology Co. Ltd. A are ¥−2.08. Earnings per share over the last twelve months: total profit spread across every single share.
What is the dividend yield of Joulwatt Technology Co. Ltd. A (688141)?
The dividend yield of Joulwatt Technology Co. Ltd. A is 0.2%. Yearly dividend relative to the share price. 3% pays 3 per 100 invested. Below: how much of profit is used for it.
What is the net margin of Joulwatt Technology Co. Ltd. A (688141)?
The net margin of Joulwatt Technology Co. Ltd. A is −29.6% (last twelve months). How much of every unit of revenue ends up as profit. 10% means 10 cents of profit per dollar of sales.
What is the return on equity of Joulwatt Technology Co. Ltd. A (688141)?
The return on equity (ROE) of Joulwatt Technology Co. Ltd. A is −54.1% (last twelve months). Profit relative to shareholders' equity, how efficiently the company works with its owners' money.
What is the EBIT return on assets of Joulwatt Technology Co. Ltd. A (688141)?
On an EBIT basis the return on assets of Joulwatt Technology Co. Ltd. A is −5.2% (avg 5y). Operating profit (EBIT) relative to everything the company owns, as a multi-year average. It describes the business model rather than one good or bad year.
What is the operating margin of Joulwatt Technology Co. Ltd. A (688141)?
The operating margin of Joulwatt Technology Co. Ltd. A is −35.4% (last twelve months). Profit from the core business (before interest and taxes) relative to revenue.
How fast is revenue growing at Joulwatt Technology Co. Ltd. A (688141)?
Revenue at Joulwatt Technology Co. Ltd. A is growing +44.7% versus a year earlier (3y avg +22.5%). How much revenue grew versus a year earlier (YoY). The 3-year average next to it puts the single year in context.
How much free cash flow does Joulwatt Technology Co. Ltd. A (688141) generate?
The free cash flow of Joulwatt Technology Co. Ltd. A is −539M CNY (fiscal year 2025). The cash truly left after running and investing in the business, this is what pays dividends and buybacks.
How much net debt does Joulwatt Technology Co. Ltd. A (688141) carry?
The net debt of Joulwatt Technology Co. Ltd. A is 1.5B CNY (fiscal year 2025). Debt minus cash on hand. The note shows how many years of free cash flow could in theory pay it off.
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