Zilltek Technology (ROCO:6679) 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:6679 Zilltek Technology Corp ROCO:6679
82 GF Score
Price NT$213.00
GF Value NT$315.16
Valuation Possible Value Trap
! 3 Warning Signs
View Full Analysis

What is Zilltek Technology 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)

Zilltek Technology Quality Rank Related Terms

ROCO:6679
82GF Score
Zilltek Technology Corp ROCO:6679
Quality Rank is just one metric. See GF Score™, valuation, warning signs, and more.
View Full Analysis

Is Zilltek Technology (ROCO:6679) Overvalued in 2026?

Based on GuruFocus' analysis, Zilltek Technology stock appears to be undervalued. The current stock price of NT$213.00 is trading 32.4% below its estimated GF Value™ of NT$315.16. GuruFocus considers Zilltek Technology to be Possible Value Trap.

Key valuation signals for ROCO:6679:

  • Quality Rank:
  • GF Value™: NT$315.16 vs. price of NT$213.00 (32.4% below fair value)
  • GF Score™: 82/100 with 3 warning signs

No single metric tells the full story. See the ROCO:6679 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.

Zilltek Technology Business Description

Address No. 6-1, Duxing Road, 5th Floor, Hsinchu Science Park, Hsinchu City, TWN, 30078
Zilltek Technology Corp engaged in the manufacturing of electronic components, buying/selling services, research and development, manufacturing, and sales of sensor and application chipsets. Company focuses on developing compact, energy-saving, and high-performance MEMS technologies to meet a variety of acoustic applications, including but not limited to laptops, TVs, tablets, smartphones, smart watches, smart speakers, drones, hearing aids, IoT devices, TWS headphones, sports equipment, and mobile infotainment systems. It operates in Taiwan, China and Other countries. Majority of revenue is from Taiwan.
82GF Score

Get the complete analysis for ROCO:6679

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

NT$213.00
Price
NT$315.16
GF Value