St Shine Optical Co (ROCO:1565) Margin of Safety % (DCF FCF Based): N/A (As of Jul. 17, 2026)

Author: Vera Yuan Vera Yuan
Vera Yuan
Vera Yuan
Director of Data and Quant Analytics at GuruFocus
Focused on building reliable datasets, financial models, and research tools for value-minded investors. Committed to turning complex data into practical guidance for value-investing and long-term wealth.
Reviewed by: Charlie Tian Charlie Tian
Charlie Tian
Charlie Tian
Founder & CEO of GuruFocus
Dr. Charlie Tian is the founder and CEO of GuruFocus.com, a leading global investment research platform established in 2004. With a Ph.D. in physics, Dr. Tian transitioned from science to finance, applying a data-driven, disciplined approach to value investing.

ROCO:1565 St Shine Optical Co Ltd ROCO:1565
67 GF Score
Price NT$93.40
GF Value NT$171.33
Valuation Possible Value Trap
! 4 Warning Signs
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What is St Shine Optical Co Margin of Safety % (DCF FCF Based)?

Margin of Safety % (DCF FCF Based) = (Intrinsic Value: DCF (FCF Based) - Current Price) / Intrinsic Value: DCF (FCF Based).

Note: Discounted FCF model is only suitable for predictable companies (Business Predictability Rank higher than 1-Star). If the company's Predictability Rank is 1-Star or Not Rated, result may not be accurate due to the low predictability of business and the data will not be stored into our database.

St Shine Optical Co's Predictability Rank is 1-Star. Thus, the DCF related results in the screener and portfolio will appear as zero and Margin of Safety % (DCF FCF Based) is not calculated.

ROCO:1565 vs ISRG, BDX, MDLN: Margin of Safety % (DCF FCF Based) Comparison

For the Medical Instruments & Supplies subindustry, St Shine Optical Co's Margin of Safety % (DCF FCF Based), along with its competitors' market caps and Margin of Safety % (DCF FCF Based) 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.

St Shine Optical Co Margin of Safety % (DCF FCF Based) vs Medical Devices & Instruments Industry

For the Medical Devices & Instruments industry and Healthcare sector, St Shine Optical Co's Margin of Safety % (DCF FCF Based) distribution charts can be found below:

* The bar in red indicates where St Shine Optical Co's Margin of Safety % (DCF FCF Based) falls into.


ROCO:1565
67GF Score
St Shine Optical Co Ltd ROCO:1565
Margin of Safety % (DCF FCF Based) is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Is St Shine Optical Co (ROCO:1565) Overvalued in 2026?

Based on GuruFocus' analysis, St Shine Optical Co stock appears to be undervalued. The current stock price of NT$93.40 is trading 45.5% below its estimated GF Value™ of NT$171.33. GuruFocus considers St Shine Optical Co to be Possible Value Trap.

Key valuation signals for ROCO:1565:

  • Margin of Safety % (DCF FCF Based): N/A
  • GF Value™: NT$171.33 vs. price of NT$93.40 (45.5% below fair value)
  • GF Score™: 67/100 with 4 warning signs

No single metric tells the full story. See the ROCO:1565 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

St Shine Optical Co Business Description

Address Datong Road, 5th Floor, No. 276, Section 1, Xizhi District, New Taipei City, TWN, 22146
St Shine Optical Co Ltd is engaged in the manufacturing and trading of contact lenses (soft and hard), optical lenses, and related products. Geographically, the company generates maximum of its revenue from Asia (excluding Taiwan), followed by Europe, Taiwan, and America.
67GF Score

Get the complete analysis for ROCO:1565

Margin of Safety % (DCF FCF Based) is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

NT$93.40
Price
NT$171.33
GF Value