Tung Thih Electronic CoROCO:3552 64 PB Ratio is 1.05 as of Jul. 08, 2026, which is 61% below its 10-year median of 2.67. GuruFocus rates ROCO:3552 with a GF Score™ of 64/100 and a GF Value™ of NT$80.32 (Significantly Undervalued). The stock has 5 warning signs investors should review. Among 1,295 Vehicles & Parts companies, Tung Thih Electronic Co ranks better than 60.23% on this metric.
Tung Thih Electronic Co Ltd stock PB Ratio (=1.07) is close to 5-year low of 1.01.
The historical rank and industry rank for Tung Thih Electronic Co's PB Ratio or its related term are showing as below:
ROCO:3552'
s PB Ratio Range Over the Past 10 Years
Min: 0.73 Med: 2.67 Max: 10.89
Current: 1.05
During the past 13 years, Tung Thih Electronic Co's highest PB Ratio was 10.89. The lowest was 0.73. And the median was 2.67.
ROCO:3552's PB Ratio is ranked better than 60.23% of 1295
companies
in the Vehicles & Parts industry
Industry Median: 1.38
vs ROCO:3552: 1.05
During the past 12 months, Tung Thih Electronic Co's average Book Value Per Share Growth Rate was -0.10% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 1.10% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 4.70% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 1.60% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of Tung Thih Electronic Co was 31.60% per year. The lowest was -8.80% per year. And the median was 10.10% per year.
Back to Basics: PB Ratio
Tung Thih Electronic Co (ROCO:3552) PB Ratio Explanation
The PB Ratio works the best for the businesses that earn most of their profit from their assets, e.g. banks and insurance companies.
Be Aware
Some businesses have very light assets, such as software companies or insurance agencies. The PB Ratio does not work well for these companies. Some companies even have negative equity, so the PB Ratio cannot be applied to them.
* 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.
For the Auto Parts subindustry, Tung Thih Electronic Co's PB Ratio, along with its competitors' market caps and PB Ratio 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.
Tung Thih Electronic Co PB Ratio vs Vehicles & Parts Industry
For the Vehicles & Parts industry and Consumer Cyclical sector, Tung Thih Electronic Co's PB Ratio distribution charts can be found below:
* The bar in red indicates where Tung Thih Electronic Co's PB Ratio falls into.
The PB Ratio, or Price-to-Book ratio, or Price/Book, is a financial ratio used to compare a company's market price to its Book Value per Share. It is a ratio widely used to value stocks.
* 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.
It can also be calculated from the numbers for the whole company:
A closely related ratio is called Price-to-Tangible-Book. The difference between Price-to-Tangible-Book and PB Ratio is that book value other than intangibles are used in the calculation.
Tung Thih Electronic Co (ROCO:3552) has a PB Ratio of 1.05 as of Jul. 08, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Tung Thih Electronic Co and its competitors. This is 61% below median its historical median of 2.67. Over the past decade, Tung Thih Electronic Co's PB Ratio has ranged from 0.73 to 10.89. According to the industry distribution chart, Tung Thih Electronic Co ranks #515 out of 1295 companies in the Vehicles & Parts industry, placing it in the top 39.8%.
Is Tung Thih Electronic Co's PB Ratio too high?
Tung Thih Electronic Co's current PB Ratio of 1.05 is 61% below median its 10-year median of 2.67. Over the past 10 years, this metric has ranged from a low of 0.73 to a high of 10.89. The Vehicles & Parts industry median PB Ratio is 1.38. Tung Thih Electronic Co's value of 1.05 is 23.9% below this industry median. Based on the distribution chart, Tung Thih Electronic Co ranks #515 out of 1295 companies in the Vehicles & Parts industry, which is above the industry midpoint. Overall, Tung Thih Electronic Co has a GF Score™ of 64/100 and is considered Significantly Undervalued, reflecting its overall financial health beyond just this single metric.
How does Tung Thih Electronic Co's PB Ratio compare to ORLY and AZO?
According to the Vehicles & Parts industry distribution chart, Tung Thih Electronic Co ranks #515 out of 1295 companies for PB Ratio. This puts Tung Thih Electronic Co in the upper half of its industry. The industry median PB Ratio is 1.38. Tung Thih Electronic Co's value of 1.05 is 23.9% below this benchmark. Historically, Tung Thih Electronic Co's own PB Ratio has ranged from 0.73 to 10.89 over the past decade. While the company's 10-year median is 2.67 vs. the industry median of 1.38, Tung Thih Electronic 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 PB Ratio for a Vehicles & Parts company?
The median PB Ratio among Vehicles & Parts companies is 1.38, based on 1,295 companies in the industry. Companies in the top quartile (top 25%) have a PB Ratio significantly above this median, while those in the bottom quartile fall well below. However, PB Ratio should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Tung Thih Electronic Co's current PB Ratio of 1.05 is 23.9% 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 PB Ratio mean?
A high PB Ratio can signal that a stock is expensive relative to its fundamentals. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on Tung Thih Electronic Co and its competitors. For the Vehicles & Parts industry, the median PB Ratio is 1.38 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Tung Thih Electronic Co's current PB Ratio is 1.05, which is 61% below median its own 10-year median of 2.67. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Tung Thih Electronic Co stock overvalued right now?
Based on GuruFocus' analysis, Tung Thih Electronic Co (ROCO:3552) is currently considered Significantly Undervalued. The stock's GF Value™ is NT$80.32, compared to a current price of NT$47.50 — trading 40.9% below its estimated fair value. The current PB Ratio is 1.05, which is 61% below median its 10-year median of 2.67 and 23.9% below the Vehicles & Parts industry median of 1.38. Tung Thih Electronic Co's overall GF Score™ is 64/100 with 5 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is PB Ratio calculated?
PB Ratio is calculated from a company's financial statements. For Tung Thih Electronic Co (ROCO:3552), the current PB Ratio is 1.05 as of Jul. 08, 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 Tung Thih Electronic Co (ROCO:3552) Overvalued in 2026?
Based on GuruFocus' analysis, Tung Thih Electronic Co stock appears to be undervalued.
The current stock price of NT$47.50 is trading 40.9% below its estimated GF Value™ of NT$80.32.
GuruFocus considers Tung Thih Electronic Co to be Significantly Undervalued.
Key valuation signals for ROCO:3552:
PB Ratio: 1.05 (61% below median its 10-year median of 2.67)
GF Value™: NT$80.32 vs. price of NT$47.50 (40.9% below fair value)
Industry Position: 23.9% below the Vehicles & Parts median (#515 of 1295)
No single metric tells the full story. See the ROCO:3552 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Tung Thih Electronic Co Ltd is a Taiwan-based automotive electronic products and components manufacturer. The company is engaged in manufacturing and marketing of ultrasonic parking assistance systems, vehicle anti-theft devices, car door lock actuators, interior rear mirror system with multiple functions, car video systems, wireless tire pressure monitor systems, Body Control Modules (BCM), vehicle electric peripherals, and others. It offers system enablers, ultrasonic systems, imaging systems, radar systems, and fusion systems. Geographically, the company operates in Taiwan, Asia, America, and Europe. It generates maximum revenue from Asia.
64GF Score
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