Tainet Communication System (ROCO:4905) Research & Development: NT$51.6 Mil (TTM As of Dec. 2025)


ROCO:4905 Tainet Communication System Corp ROCO:4905
55 GF Score
Price NT$68.00
GF Value NT$277.40
Valuation Possible Value Trap
! 7 Warning Signs
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What is Tainet Communication System Research & Development?

Tainet Communication System ROCO:4905 55 Research & Development is NT$51.6 Mil as of Dec. 2025. GuruFocus rates ROCO:4905 with a GF Score™ of 55/100 and a GF Value™ of NT$277.40 (Possible Value Trap). The stock has 7 warning signs investors should review.

Research & Development is the aggregate amount of research and development expenses during the year. Tainet Communication System's Research & Development for the three months ended in Dec. 2025 was NT$16.3 Mil. Its Research & Development for the trailing twelve months (TTM) ended in Dec. 2025 was NT$51.6 Mil.

Tainet Communication System  (ROCO:4905) Research & Development Explanation

If competitive advantage is created by a patent or tech advantage, at some point it will disappear.

High R&D usually dictates high SG&A which threatens the competitive advantage.

Tainet Communication System Research & Development Related Terms

Tainet Communication System Research & Development Historical Data

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The historical data trend for Tainet Communication System's Research & Development 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.

Tainet Communication System Research & Development Chart

Tainet Communication System Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Research & Development
Get a 7-Day Free Trial Premium Member Only Premium Member Only 13.55 11.42 14.89 23.28 51.58

Tainet Communication System Quarterly Data
Mar21 Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25
Research & Development 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 7.15 8.93 9.69 16.63 16.33
ROCO:4905
55GF Score
Tainet Communication System Corp ROCO:4905
Research & Development is just one metric. See GF Score™, valuation, warning signs, and more.
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Tainet Communication System Research & Development Calculation

This is the expense the company spent on research and development.

Research & Development for the trailing twelve months (TTM) ended in Dec. 2025 adds up the quarterly data reported by the company within the most recent 12 months, which was NT$51.6 Mil.

* 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 Research & Development →
What does a Research & Development of NT$51.6 Mil mean?
Tainet Communication System (ROCO:4905) has a Research & Development of NT$51.6 Mil as of Dec. 2025. Research and development expense is the total cost for research and development activities. View historical data on Tainet Communication System and its competitors.
Is Tainet Communication System's Research & Development too high?
Tainet Communication System's current Research & Development is NT$51.6 Mil. Overall, Tainet Communication System has a GF Score™ of 55/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does Tainet Communication System's Research & Development compare to CSCO and CIEN?
Tainet Communication System's Research & Development of NT$51.6 Mil can be compared against companies in the Hardware industry. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good Research & Development for a Hardware company?
A good Research & Development depends on the Hardware industry context. However, Research & Development 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 Research & Development mean?
A high Research & Development can signal that a stock is expensive relative to its fundamentals. Research and development expense is the total cost for research and development activities. View historical data on Tainet Communication System and its competitors. Tainet Communication System's current Research & Development is NT$51.6 Mil. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Tainet Communication System stock overvalued right now?
Based on GuruFocus' analysis, Tainet Communication System (ROCO:4905) is currently considered Possible Value Trap. The stock's GF Value™ is NT$277.40, compared to a current price of NT$68.00 — trading 75.5% below its estimated fair value. The current Research & Development is NT$51.6 Mil. Tainet Communication System's overall GF Score™ is 55/100 with 7 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Research & Development calculated?
Research & Development is calculated from a company's financial statements. For Tainet Communication System (ROCO:4905), the current Research & Development is NT$51.6 Mil 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 Tainet Communication System (ROCO:4905) Overvalued in 2026?

Based on GuruFocus' analysis, Tainet Communication System stock appears to be undervalued. The current stock price of NT$68.00 is trading 75.5% below its estimated GF Value™ of NT$277.40. GuruFocus considers Tainet Communication System to be Possible Value Trap.

Key valuation signals for ROCO:4905:

  • Research & Development: NT$51.6 Mil
  • GF Value™: NT$277.40 vs. price of NT$68.00 (75.5% below fair value)
  • GF Score™: 55/100 with 7 warning signs

No single metric tells the full story. See the ROCO:4905 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Tainet Communication System Business Description

Address No.108, Ruiguang Road, 3 floor, Huyuan Li, Neihu District, Taipei, TWN, 114
Tainet Communication System Corp is a manufacturer of digital transmission and switching equipment, data terminal equipment, line interface equipment (including telemetry devices), communication and traffic. Manufacturing, processing, trading and installation engineering business of replacement equipment, programmable power supplies, etc.
55GF Score

Get the complete analysis for ROCO:4905

Research & Development is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

NT$68.00
Price
NT$277.40
GF Value