Keystone Technology Co (SHSE:605588) Beneish M-Score: -2.07 (As of Aug. 29, 2026)

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SHSE:605588 Keystone Technology Co Ltd SHSE:605588
70 GF Score
Price ¥46.98
GF Value ¥51.74
Valuation Fairly Valued
! 7 Warning Signs
View Full Analysis

What is Keystone Technology Co Beneish M-Score?

Keystone Technology Co SHSE:605588 -1.16% 70 Beneish M-Score is -2.07 as of Aug. 29, 2026. GuruFocus rates SHSE:605588 with a GF Score™ of 70/100 and a GF Value™ of ¥51.74 (Fairly Valued). The stock has 7 warning signs investors should review. Among 991 Semiconductors companies, Keystone Technology Co ranks worse than 63.57% on this metric.

The zones of discrimination for M-Score is as such:

An M-Score of equal or less than -1.78 suggests that the company is unlikely to be a manipulator.
An M-Score of greater than -1.78 signals that the company is likely to be a manipulator.

Good Sign:

Beneish M-Score -2.07 no higher than -1.78, which implies that the company is unlikely to be a manipulator.

The historical rank and industry rank for Keystone Technology Co's Beneish M-Score or its related term are showing as below:

SHSE:605588' s Beneish M-Score Range Over the Past 10 Years
Min: -2.97   Med: -2.45   Max: -0.05
Current: -2.07

During the past 9 years, the highest Beneish M-Score of Keystone Technology Co was -0.05. The lowest was -2.97. And the median was -2.45.


Keystone Technology Co Beneish M-Score Historical Data

* Premium members only.

The historical data trend for Keystone Technology Co's Beneish M-Score can be seen below:

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

Keystone Technology Co Beneish M-Score Chart

Keystone Technology Co Annual Data
Trend Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Beneish M-Score
Get a 7-Day Free Trial Premium Member Only -2.07 -2.62 -0.08 -2.60 -2.74

Keystone Technology Co Quarterly Data
Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26 Jun26
Beneish M-Score Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only -2.68 -2.80 -2.74 -2.49 -2.07

SHSE:605588 vs AMAT, LRCX, KLAC: Beneish M-Score Comparison

For the Semiconductor Equipment & Materials subindustry, Keystone Technology Co's Beneish M-Score, along with its competitors' market caps and Beneish M-Score data, can be viewed below:

* Competitive companies are chosen from companies within the same industry, with headquarter located in same country, with closest market capitalization; x-axis shows the market cap, and y-axis shows the term value; the bigger the dot, the larger the market cap. Note that "N/A" values will not show up in the chart.


Keystone Technology Co Beneish M-Score vs Semiconductors Industry

For the Semiconductors industry and Technology sector, Keystone Technology Co's Beneish M-Score distribution charts can be found below:

* The bar in red indicates where Keystone Technology Co's Beneish M-Score falls into.


SHSE:605588
70GF Score
Keystone Technology Co Ltd SHSE:605588
Beneish M-Score is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Keystone Technology Co Beneish M-Score Calculation

The M-score was created by Professor Messod Beneish. Instead of measuring the bankruptcy risk (Altman Z-Score) or business trend (Piotroski F-Score), M-score can be used to detect the risk of earnings manipulation. This is the original research paper on M-score.

The M-Score Variables:

The M-score of Keystone Technology Co for today is based on a combination of the following eight different indices:

M=-4.84+0.92 * DSRI+0.528 * GMI+0.404 * AQI+0.892 * SGI+0.115 * DEPI
=-4.84+0.92 * 0.8234+0.528 * 3.4052+0.404 * 0.3966+0.892 * 0.9306+0.115 * 1
-0.172 * SGAI+4.679 * TATA-0.327 * LVGI
-0.172 * 0.8107+4.679 * -0.088958-0.327 * 1.0159
=-2.07

* For Operating Data section: All numbers are indicated by the unit behind each term and all currency related amount are in USD.
* For other sections: All numbers are in millions except for per share data, ratio, and percentage. All currency related amount are indicated in the company's associated stock exchange currency.

This Year (Jun26) TTM:Last Year (Jun25) TTM:
Total Receivables was ¥341 Mil.
Revenue was 306.238 + 317.397 + 338.785 + 334.749 = ¥1,297 Mil.
Gross Profit was -1.582 + -2.946 + 18.869 + 15.68 = ¥30 Mil.
Total Current Assets was ¥1,098 Mil.
Total Assets was ¥2,759 Mil.
Property, Plant and Equipment(Net PPE) was ¥1,544 Mil.
Depreciation, Depletion and Amortization(DDA) was ¥0 Mil.
Selling, General, & Admin. Expense(SGA) was ¥23 Mil.
Total Current Liabilities was ¥850 Mil.
Long-Term Debt & Capital Lease Obligation was ¥868 Mil.
Net Income was -24.078 + -21.935 + -51.479 + -6.631 = ¥-104 Mil.
Non Operating Income was 0 + 0 + 0 + 0 = ¥0 Mil.
Cash Flow from Operations was 6.797 + 40.343 + 50.8 + 43.334 = ¥141 Mil.
Total Receivables was ¥445 Mil.
Revenue was 354.468 + 337.082 + 362.684 + 339.652 = ¥1,394 Mil.
Gross Profit was 19.853 + 19.439 + 39.191 + 31.365 = ¥110 Mil.
Total Current Assets was ¥1,323 Mil.
Total Assets was ¥2,840 Mil.
Property, Plant and Equipment(Net PPE) was ¥1,213 Mil.
Depreciation, Depletion and Amortization(DDA) was ¥0 Mil.
Selling, General, & Admin. Expense(SGA) was ¥31 Mil.
Total Current Liabilities was ¥968 Mil.
Long-Term Debt & Capital Lease Obligation was ¥773 Mil.




1. DSRI = Days Sales in Receivables Index

Measured as the ratio of Revenue in Total Receivables in year t to year t-1.

A large increase in DSR could be indicative of revenue inflation.

DSRI=(Receivables_t / Revenue_t) / (Receivables_t-1 / Revenue_t-1)
=(340.883 / 1297.169) / (444.855 / 1393.886)
=0.26279 / 0.319147
=0.8234

2. GMI = Gross Margin Index

Measured as the ratio of gross margin in year t-1 to gross margin in year t.

Gross margin has deteriorated when this index is above 1. A firm with poorer prospects is more likely to manipulate earnings.

GMI=GrossMargin_t-1 / GrossMargin_t
=(GrossProfit_t-1 / Revenue_t-1) / (GrossProfit_t / Revenue_t)
=(109.848 / 1393.886) / (30.021 / 1297.169)
=0.078807 / 0.023143
=3.4052

3. AQI = Asset Quality Index

AQI is the ratio of asset quality in year t to year t-1.

Asset quality is measured as the ratio of non-current assets other than Property, Plant and Equipment to Total Assets.

AQI=(1 - (CurrentAssets_t + PPE_t) / TotalAssets_t) / (1 - (CurrentAssets_t-1 + PPE_t-1) / TotalAssets_t-1)
=(1 - (1097.854 + 1543.622) / 2758.556) / (1 - (1322.857 + 1213.291) / 2840.047)
=0.042442 / 0.107005
=0.3966

4. SGI = Sales Growth Index

Ratio of Revenue in year t to sales in year t-1.

Sales growth is not itself a measure of manipulation. However, growth companies are likely to find themselves under pressure to manipulate in order to keep up appearances.

SGI=Sales_t / Sales_t-1
=Revenue_t / Revenue_t-1
=1297.169 / 1393.886
=0.9306

5. DEPI = Depreciation Index

Measured as the ratio of the rate of Depreciation, Depletion and Amortization in year t-1 to the corresponding rate in year t.

DEPI greater than 1 indicates that assets are being depreciated at a slower rate. This suggests that the firm might be revising useful asset life assumptions upwards, or adopting a new method that is income friendly.

DEPI=(Depreciation_t-1 / (Depreciaton_t-1 + PPE_t-1)) / (Depreciation_t / (Depreciaton_t + PPE_t))
=(0 / (0 + 1213.291)) / (0 / (0 + 1543.622))
=0 / 0
=1

Note: If the Depreciation, Depletion and Amortization data is not available, we assume that the depreciation rate is constant and set the Depreciation Index to 1.

6. SGAI = Sales, General and Administrative expenses Index

The ratio of Selling, General, & Admin. Expense(SGA) to Sales in year t relative to year t-1.

SGA expenses index > 1 means that the company is becoming less efficient in generate sales.

SGAI=(SGA_t / Sales_t) / (SGA_t-1 /Sales_t-1)
=(23.248 / 1297.169) / (30.814 / 1393.886)
=0.017922 / 0.022107
=0.8107

7. LVGI = Leverage Index

The ratio of total debt to Total Assets in year t relative to yeat t-1.

An LVGI > 1 indicates an increase in leverage

LVGI=((LTD_t + CurrentLiabilities_t) / TotalAssets_t) / ((LTD_t-1 + CurrentLiabilities_t-1) / TotalAssets_t-1)
=((867.721 + 850.145) / 2758.556) / ((773.455 + 967.554) / 2840.047)
=0.622741 / 0.613021
=1.0159

8. TATA = Total Accruals to Total Assets

Total accruals calculated as the change in working capital accounts other than cash less depreciation.

TATA=(IncomefromContinuingOperations_t - CashFlowsfromOperations_t) / TotalAssets_t
=(NetIncome_t - NonOperatingIncome_t - CashFlowsfromOperations_t) / TotalAssets_t
=(-104.123 - 0 - 141.274) / 2758.556
=-0.088958

An M-Score of equal or less than -1.78 suggests that the company is unlikely to be a manipulator. An M-Score of greater than -1.78 signals that the company is likely to be a manipulator.

Keystone Technology Co has a M-score of -2.07 suggests that the company is unlikely to be a manipulator.

Frequently Asked Questions Learn more about Beneish M-Score →
What does a Beneish M-Score of -2.07 mean?
Keystone Technology Co (SHSE:605588) has a Beneish M-Score of -2.07 as of Aug. 29, 2026. The Beneish M-score measures the likelihood of earnings manipulation. View historical data on Keystone Technology Co and its competitors. According to the industry distribution chart, Keystone Technology Co ranks #630 out of 991 companies in the Semiconductors industry, placing it in the top 63.6%.
Is Keystone Technology Co's Beneish M-Score too high?
Keystone Technology Co's current Beneish M-Score is -2.07. Based on the distribution chart, Keystone Technology Co ranks #630 out of 991 companies in the Semiconductors industry, which is below the industry midpoint. Overall, Keystone Technology Co has a GF Score™ of 70/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Keystone Technology Co's Beneish M-Score compare to AMAT and LRCX?
According to the Semiconductors industry distribution chart, Keystone Technology Co ranks #630 out of 991 companies for Beneish M-Score. This places Keystone Technology Co in the lower half of its industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Beneish M-Score for a Semiconductors company?
A good Beneish M-Score depends on the Semiconductors industry context. However, Beneish M-Score should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high Beneish M-Score mean?
A high Beneish M-Score can signal that a stock is expensive relative to its fundamentals. The Beneish M-score measures the likelihood of earnings manipulation. View historical data on Keystone Technology Co and its competitors. Keystone Technology Co's current Beneish M-Score is -2.07. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Keystone Technology Co stock overvalued right now?
Based on GuruFocus' analysis, Keystone Technology Co (SHSE:605588) is currently considered Fairly Valued. The stock's GF Value™ is ¥51.74, compared to a current price of ¥46.98 — trading 9.2% below its estimated fair value. The current Beneish M-Score is -2.07. Keystone Technology Co's overall GF Score™ is 70/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Beneish M-Score calculated?
Beneish M-Score is calculated from a company's financial statements. For Keystone Technology Co (SHSE:605588), the current Beneish M-Score is -2.07 as of Aug. 29, 2026. GuruFocus calculates this using data sourced from SEC filings and annual reports. See the calculation section and 30-year financial data on this page for the full breakdown.

Is Keystone Technology Co (SHSE:605588) Overvalued in 2026?

Based on GuruFocus' analysis, Keystone Technology Co stock appears to be undervalued. The current stock price of ¥46.98 is trading 9.2% below its estimated GF Value™ of ¥51.74. GuruFocus considers Keystone Technology Co to be Fairly Valued.

Key valuation signals for SHSE:605588:

  • Beneish M-Score: -2.07
  • GF Value™: ¥51.74 vs. price of ¥46.98 (9.2% below fair value)
  • GF Score™: 70/100 with 7 warning signs

No single metric tells the full story. See the SHSE:605588 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Keystone Technology Co Business Description

Address No. 60, Hengtong Avenue, Economic and Technological Development Zone, Jiangsu Province, Nanjing, CHN, 210038
Keystone Technology Co Ltd is engaged in the research and development, production and sales of semiconductor display devices and special adhesive materials. The main products of company include polarizers, functional devices, signal connectors, liquid crystal modules and display panel production materials. The terminals are mainly used in LCD TVs, smart phones, tablets, laptops, and wearable devices.
70GF Score

Get the complete analysis for SHSE:605588

Beneish M-Score is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

¥46.98
Price
¥51.74
GF Value