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.
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.
Yankey Engineering CoTPE:6691 -1.12%99 Debt-to-Equity is 0.02 as of Jun. 2026, which is 50% below its 10-year median of 0.04. GuruFocus rates TPE:6691 with a GF Score™ of 99/100 and a GF Value™ of NT$633.17 (Fairly Valued). The stock has 1 warning sign investors should review. Among 1,617 Construction companies, Yankey Engineering Co ranks better than 95.24% on this metric.
A high debt to equity ratio generally means that a company has been aggressive in financing its growth with debt. This can result in volatile earnings as a result of the additional interest expense.
The historical rank and industry rank for Yankey Engineering Co's Debt-to-Equity or its related term are showing as below:
TPE:6691'
s Debt-to-Equity Range Over the Past 10 Years
Min: 0 Med: 0.04 Max: 0.18
Current: 0.02
During the past 12 years, the highest Debt-to-Equity Ratio of Yankey Engineering Co was 0.18. The lowest was 0.00. And the median was 0.04.
TPE:6691's Debt-to-Equity is ranked better than 95.24% of 1617
companies
in the Construction industry
Industry Median: 0.4
vs TPE:6691: 0.02
Because a company can increase its ROE % by having more financial leverage, it is important to watch the leverage ratio when investing in high ROE % companies.
Yankey Engineering Co Debt-to-Equity Related Terms
Yankey Engineering Co Debt-to-Equity Historical Data
* Premium members only.
The historical data trend for Yankey Engineering Co's Debt-to-Equity 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.
TPE:6691 vs PWR, FIX, EME: Debt-to-Equity Comparison
For the Engineering & Construction subindustry, Yankey Engineering Co's Debt-to-Equity, along with its competitors' market caps and Debt-to-Equity 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.
Yankey Engineering Co Debt-to-Equity vs Construction Industry
For the Construction industry and Industrials sector, Yankey Engineering Co's Debt-to-Equity distribution charts can be found below:
* The bar in red indicates where Yankey Engineering Co's Debt-to-Equity falls into.
* 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.
Yankey Engineering Co (TPE:6691) has a Debt-to-Equity of 0.02 as of Jun. 2026. Debt-to-Equity ratio represents the ratio of total debt to total company equity. View historical data on Yankey Engineering Co and its competitors. This is 50% below median its historical median of 0.04. According to the industry distribution chart, Yankey Engineering Co ranks #77 out of 1617 companies in the Construction industry, placing it in the top 4.8%.
Is Yankey Engineering Co's Debt-to-Equity too high?
Yankey Engineering Co's current Debt-to-Equity of 0.02 is 50% below median its 10-year median of 0.04. The Construction industry median Debt-to-Equity is 0.40. Yankey Engineering Co's value of 0.02 is 95% below this industry median. Based on the distribution chart, Yankey Engineering Co ranks #77 out of 1617 companies in the Construction industry, which is in the top quartile — a strong position relative to peers. Overall, Yankey Engineering Co has a GF Score™ of 99/100 and is considered Fairly Valued, reflecting its overall financial health beyond just this single metric.
How does Yankey Engineering Co's Debt-to-Equity compare to PWR and FIX?
According to the Construction industry distribution chart, Yankey Engineering Co ranks #77 out of 1617 companies for Debt-to-Equity. This places Yankey Engineering Co in the top 5% of its industry — outperforming the majority of peers. The industry median Debt-to-Equity is 0.40. Yankey Engineering Co's value of 0.02 is 95% below this benchmark. While the company's 10-year median is 0.04 vs. the industry median of 0.40, Yankey Engineering Co has consistently been below 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 Debt-to-Equity for a Construction company?
The median Debt-to-Equity among Construction companies is 0.40, based on 1,617 companies in the industry. Companies in the top quartile (top 25%) have a Debt-to-Equity significantly above this median, while those in the bottom quartile fall well below. However, Debt-to-Equity should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Yankey Engineering Co's current Debt-to-Equity of 0.02 is 95% below 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 Debt-to-Equity mean?
A high Debt-to-Equity can signal that a stock is expensive relative to its fundamentals. Debt-to-Equity ratio represents the ratio of total debt to total company equity. View historical data on Yankey Engineering Co and its competitors. For the Construction industry, the median Debt-to-Equity is 0.40 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Yankey Engineering Co's current Debt-to-Equity is 0.02, which is 50% below median its own 10-year median of 0.04. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Yankey Engineering Co stock overvalued right now?
Based on GuruFocus' analysis, Yankey Engineering Co (TPE:6691) is currently considered Fairly Valued. The stock's GF Value™ is NT$633.17, compared to a current price of NT$618.00 — trading 2.4% below its estimated fair value. The current Debt-to-Equity is 0.02, which is 50% below median its 10-year median of 0.04 and 95% below the Construction industry median of 0.40. Yankey Engineering Co's overall GF Score™ is 99/100 with 1 warning sign to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Debt-to-Equity calculated?
Debt-to-Equity is calculated from a company's financial statements. For Yankey Engineering Co (TPE:6691), the current Debt-to-Equity is 0.02 as of Jun. 2026. 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 Yankey Engineering Co (TPE:6691) Overvalued in 2026?
Based on GuruFocus' analysis, Yankey Engineering Co stock appears to be undervalued.
The current stock price of NT$618.00 is trading 2.4% below its estimated GF Value™ of NT$633.17.
GuruFocus considers Yankey Engineering Co to be Fairly Valued.
Key valuation signals for TPE:6691:
Debt-to-Equity: 0.02 (50% below median its 10-year median of 0.04)
GF Value™: NT$633.17 vs. price of NT$618.00 (2.4% below fair value)
Industry Position: 95% below the Construction median (#77 of 1617)
No single metric tells the full story. See the TPE:6691 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Yankey Engineering Co Ltd is engaged in the design and installation of clean room systems, refrigeration, air conditioning systems, and ice-making systems, as well as the sales of materials for these systems. The various services offered by the company include clean room system engineering, high and low voltage transmission system installation, design and construction of fire, water, and electrical systems, and providing comprehensive MEP (Mechanical, Electrical, Plumbing) turnkey services for commercial office buildings, among others. Geographically, the company generates the majority of its revenue from Taiwan and the rest from China, Thailand, Malaysia, and the USA.
99GF Score
Get the complete analysis for TPE:6691
Debt-to-Equity is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
TPE:6691 has been successfully added to your 
