Ruby Tech (ROCO:8048) Quality Rank

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:8048 Ruby Tech Corp ROCO:8048
86 GF Score
Price NT$52.20
GF Value NT$44.62
Valuation Modestly Overvalued
! 3 Warning Signs
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What is Ruby Tech Quality Rank?

The Quality Rank measures the business quality of a company relative to other companies. It is ranked based on the strength of the balance sheet, as well as the profitability and growth of the business. The ranked companies are split in equal numbers and then ranked from 1 to 10, with 10 being the highest.

The rank of balance sheet (30%)

The rank of balance sheet is done through the ranking of:
  • Interest coverage
  • Zscore
  • Debt to revenue
  • Equity to asset
  • Cash to debt

The rank of Profitability (70%)

The ranking of Profitability is done by ranking:
  • Operating margin mean rank (10-year mean average profit margine)
  • Operating margin growth rank
  • Fscore
  • Predictability rank
  • Revenue growth rank (5 year), when the growth is higher than 25%, set it as 25%
  • Num of year profit (number of years that is profitable within the last 10 years)
  • ROIC median (10-year median of ROIC)

Ruby Tech Quality Rank Related Terms

ROCO:8048
86GF Score
Ruby Tech Corp ROCO:8048
Quality Rank is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Is Ruby Tech (ROCO:8048) Overvalued in 2026?

Based on GuruFocus' analysis, Ruby Tech stock appears to be overvalued. The current stock price of NT$52.20 is trading 17% above its estimated GF Value™ of NT$44.62. GuruFocus considers Ruby Tech to be Modestly Overvalued.

Key valuation signals for ROCO:8048:

  • Quality Rank:
  • GF Value™: NT$44.62 vs. price of NT$52.20 (17% above fair value)
  • GF Score™: 86/100 with 3 warning signs

No single metric tells the full story. See the ROCO:8048 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Ruby Tech Business Description

Address Nangang Road, 3rd Floor No.1, Lane 50, Section 3, Xixin Village, Nangang District, Tapei, TWN, 115
Ruby Tech Corp is engaged in the research, manufacturing, and trading of optical fiber network equipment for central offices and customer premises, network management switches, and outdoor wireless networking equipment. It is focused on OEM/ODM Business of Networking Products such as PoE Ethernet Switches, Industrial Switches, GEPON OLT/ONU, etc. The reportable segments of the company are: i) Computer and its peripheral equipment: Department 1, and ii) Computer and its peripheral equipment: Department 2. The majority of revenue is derived from Department 1.
86GF Score

Get the complete analysis for ROCO:8048

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

NT$52.20
Price
NT$44.62
GF Value