Shian Yih Electronic Industry Co (ROCO:3531) OCF Margin %: 17.94% (As of Dec. 2025) — 55% Above Median


ROCO:3531 Shian Yih Electronic Industry Co Ltd ROCO:3531
68 GF Score
Price NT$22.70
GF Value NT$18.32
Valuation Modestly Overvalued
! 6 Warning Signs
View Full Analysis

What is Shian Yih Electronic Industry Co OCF Margin %?

Shian Yih Electronic Industry Co ROCO:3531 68 OCF Margin % is 17.94% as of Dec. 2025, which is 55% above its 10-year median of 11.57. GuruFocus rates ROCO:3531 with a GF Score™ of 68/100 and a GF Value™ of NT$18.32 (Modestly Overvalued). The stock has 6 warning signs investors should review. Among 1,022 Semiconductors companies, Shian Yih Electronic Industry Co ranks better than 58.9% on this metric.

OCF Margin % is calculated as Cash Flow from Operations divided by its Revenue. Shian Yih Electronic Industry Co's Cash Flow from Operations for the three months ended in Dec. 2025 was NT$53 Mil. Shian Yih Electronic Industry Co's Revenue for the three months ended in Dec. 2025 was NT$298 Mil. Therefore, Shian Yih Electronic Industry Co's OCF Margin % for the quarter that ended in Dec. 2025 was 17.94%.

As of today, Shian Yih Electronic Industry Co's current OCF Yield % is 12.42%.

The historical rank and industry rank for Shian Yih Electronic Industry Co's OCF Margin % or its related term are showing as below:

ROCO:3531' s OCF Margin % Range Over the Past 10 Years
Min: 0.17   Med: 11.57   Max: 19.5
Current: 13.31


During the past 13 years, the highest OCF Margin % of Shian Yih Electronic Industry Co was 19.50%. The lowest was 0.17%. And the median was 11.57%.

ROCO:3531's OCF Margin % is ranked better than
58.9% of 1022 companies
in the Semiconductors industry
Industry Median: 9.405 vs ROCO:3531: 13.31


Shian Yih Electronic Industry Co OCF Margin % Related Terms


Shian Yih Electronic Industry Co OCF Margin % Historical Data

* Premium members only.

The historical data trend for Shian Yih Electronic Industry Co's OCF Margin % 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.

Shian Yih Electronic Industry Co OCF Margin % Chart

Shian Yih Electronic Industry Co Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
OCF Margin %
Get a 7-Day Free Trial Premium Member Only Premium Member Only 0.17 10.34 17.17 19.50 13.31

Shian Yih Electronic Industry Co Quarterly Data
Mar21 Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25
OCF Margin % 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 28.81 34.16 -17.56 22.03 17.94

ROCO:3531 vs NVDA, AVGO, MU: OCF Margin % Comparison

For the Semiconductors subindustry, Shian Yih Electronic Industry Co's OCF Margin %, along with its competitors' market caps and OCF Margin % 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.


Shian Yih Electronic Industry Co OCF Margin % vs Semiconductors Industry

For the Semiconductors industry and Technology sector, Shian Yih Electronic Industry Co's OCF Margin % distribution charts can be found below:

* The bar in red indicates where Shian Yih Electronic Industry Co's OCF Margin % falls into.


ROCO:3531
68GF Score
Shian Yih Electronic Industry Co Ltd ROCO:3531
OCF Margin % is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Shian Yih Electronic Industry Co OCF Margin % Calculation

OCF Margin % is the ratio of Cash Flow from Operations divided by net sales or Revenue, usually presented in percent.

Shian Yih Electronic Industry Co's OCF Margin for the fiscal year that ended in Dec. 2025 is calculated as

OCF Margin=Cash Flow from Operations (A: Dec. 2025 )/Revenue (A: Dec. 2025 )
=172.406/1295.459
=13.31 %

Shian Yih Electronic Industry Co's OCF Margin for the quarter that ended in Dec. 2025 is calculated as

OCF Margin=Cash Flow from Operations (Q: Dec. 2025 )/Revenue (Q: Dec. 2025 )
=53.474/297.989
=17.94 %

* 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.

Frequently Asked Questions Learn more about OCF Margin % →
What does a OCF Margin % of 17.94% mean?
Shian Yih Electronic Industry Co (ROCO:3531) has a OCF Margin % of 17.94% as of Dec. 2025. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on Shian Yih Electronic Industry Co and its competitors. This is 55% above median its historical median of 11.57. Over the past decade, Shian Yih Electronic Industry Co's OCF Margin % has ranged from 0.17 to 19.50. According to the industry distribution chart, Shian Yih Electronic Industry Co ranks #420 out of 1022 companies in the Semiconductors industry, placing it in the top 41.1%.
Is Shian Yih Electronic Industry Co's OCF Margin % too high?
Shian Yih Electronic Industry Co's current OCF Margin % of 17.94% is 55% above median its 10-year median of 11.57. Over the past 10 years, this metric has ranged from a low of 0.17 to a high of 19.50. The Semiconductors industry median OCF Margin % is 9.41. Shian Yih Electronic Industry Co's value of 17.94% is 90.7% above this industry median. Based on the distribution chart, Shian Yih Electronic Industry Co ranks #420 out of 1022 companies in the Semiconductors industry, which is above the industry midpoint. Overall, Shian Yih Electronic Industry Co has a GF Score™ of 68/100 and is considered Modestly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Shian Yih Electronic Industry Co's OCF Margin % compare to NVDA and AVGO?
According to the Semiconductors industry distribution chart, Shian Yih Electronic Industry Co ranks #420 out of 1022 companies for OCF Margin %. This puts Shian Yih Electronic Industry Co in the upper half of its industry. The industry median OCF Margin % is 9.41. Shian Yih Electronic Industry Co's value of 17.94% is 90.7% above this benchmark. Historically, Shian Yih Electronic Industry Co's own OCF Margin % has ranged from 0.17 to 19.50 over the past decade. While the company's 10-year median is 11.57 vs. the industry median of 9.41, Shian Yih Electronic Industry Co has consistently been above the industry average. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good OCF Margin % for a Semiconductors company?
The median OCF Margin % among Semiconductors companies is 9.41, based on 1,022 companies in the industry. Companies in the top quartile (top 25%) have a OCF Margin % significantly above this median, while those in the bottom quartile fall well below. However, OCF Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Shian Yih Electronic Industry Co's current OCF Margin % of 17.94% is 90.7% above the industry median. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high OCF Margin % mean?
A high OCF Margin % can signal that a stock is expensive relative to its fundamentals. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on Shian Yih Electronic Industry Co and its competitors. For the Semiconductors industry, the median OCF Margin % is 9.41 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Shian Yih Electronic Industry Co's current OCF Margin % is 17.94%, which is 55% above median its own 10-year median of 11.57. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Shian Yih Electronic Industry Co stock overvalued right now?
Based on GuruFocus' analysis, Shian Yih Electronic Industry Co (ROCO:3531) is currently considered Modestly Overvalued. The stock's GF Value™ is NT$18.32, compared to a current price of NT$22.70 — trading 23.9% above its estimated fair value. The current OCF Margin % is 17.94%, which is 55% above median its 10-year median of 11.57 and 90.7% above the Semiconductors industry median of 9.41. Shian Yih Electronic Industry Co's overall GF Score™ is 68/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is OCF Margin % calculated?
OCF Margin % is calculated from a company's financial statements. For Shian Yih Electronic Industry Co (ROCO:3531), the current OCF Margin % is 17.94% as of Dec. 2025. 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 Shian Yih Electronic Industry Co (ROCO:3531) Overvalued in 2026?

Based on GuruFocus' analysis, Shian Yih Electronic Industry Co stock appears to be overvalued. The current stock price of NT$22.70 is trading 23.9% above its estimated GF Value™ of NT$18.32. GuruFocus considers Shian Yih Electronic Industry Co to be Modestly Overvalued.

Key valuation signals for ROCO:3531:

  • OCF Margin %: 17.94% (55% above median its 10-year median of 11.57)
  • GF Value™: NT$18.32 vs. price of NT$22.70 (23.9% above fair value)
  • GF Score™: 68/100 with 6 warning signs
  • Industry Position: 90.7% above the Semiconductors median (#420 of 1022)

No single metric tells the full story. See the ROCO:3531 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Shian Yih Electronic Industry Co Business Description

Address No. 22, Industry 24th Road, Taichung Industrial Park, Taichung, TWN
Shian Yih Electronic Industry Co Ltd manufactures small to medium-sized LED backlight modules in Taiwan. Its products are applied in liquid crystal displays (LCDs), notebook computers, LCD televisions, digital cameras, personal digital assistants (PDAs), and mobile phones. Its products comprise small to medium-sized LED backlight modules, motorcycle and vehicle LED headlight modules, LED packaging & sales (IR, light emitting diode, PT), mold design and fabrication, and plastic injection molding. The companies reportable segment is the Backlight Module Segment. The back light module segment principally engages in the manufacture and sale of products related to back light modules.
68GF Score

Get the complete analysis for ROCO:3531

OCF Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

NT$22.70
Price
NT$18.32
GF Value