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.
San Lien TechnologyROCO:5493 -0.37%88 PB Ratio is 1.72 as of Jul. 26, 2026, which is 17% above its 10-year median of 1.47. GuruFocus rates ROCO:5493 with a GF Score™ of 88/100 and a GF Value™ of NT$96.76 (Modestly Undervalued). The stock has 3 warning signs investors should review. Among 2,420 Hardware companies, San Lien Technology ranks better than 59.63% on this metric.
San Lien Technology Corp stock PB Ratio (=1.72) is close to 1-year low of 1.65.
The historical rank and industry rank for San Lien Technology's PB Ratio or its related term are showing as below:
ROCO:5493'
s PB Ratio Range Over the Past 10 Years
Min: 1.04 Med: 1.47 Max: 2.98
Current: 1.72
During the past 13 years, San Lien Technology's highest PB Ratio was 2.98. The lowest was 1.04. And the median was 1.47.
ROCO:5493's PB Ratio is ranked better than 59.63% of 2420
companies
in the Hardware industry
Industry Median: 2.19
vs ROCO:5493: 1.72
During the past 12 months, San Lien Technology's average Book Value Per Share Growth Rate was 2.10% per year.
During the past 3 years, the average Book Value Per Share Growth Rate was 13.90% per year.
During the past 5 years, the average Book Value Per Share Growth Rate was 9.50% per year.
During the past 10 years, the average Book Value Per Share Growth Rate was 8.60% per year.
During the past 13 years, the highest 3-Year average Book Value Per Share Growth Rate of San Lien Technology was 13.90% per year. The lowest was 2.70% per year. And the median was 6.65% per year.
Back to Basics: PB Ratio
San Lien Technology (ROCO:5493) 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.
San Lien Technology PB Ratio Related Terms
San Lien Technology PB Ratio Historical Data
* Premium members only.
The historical data trend for San Lien Technology's PB Ratio 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.
For the Electronic Components subindustry, San Lien Technology'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.
San Lien Technology PB Ratio vs Hardware Industry
For the Hardware industry and Technology sector, San Lien Technology's PB Ratio distribution charts can be found below:
* The bar in red indicates where San Lien Technology'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.
San Lien Technology (ROCO:5493) has a PB Ratio of 1.72 as of Jul. 26, 2026. Price-to-Book ratio is the ratio of share price to a company's book value per share. View historical data on San Lien Technology and its competitors. This is 17% above median its historical median of 1.47. Over the past decade, San Lien Technology's PB Ratio has ranged from 1.04 to 2.98. According to the industry distribution chart, San Lien Technology ranks #977 out of 2420 companies in the Hardware industry, placing it in the top 40.4%.
Is San Lien Technology's PB Ratio too high?
San Lien Technology's current PB Ratio of 1.72 is 17% above median its 10-year median of 1.47. Over the past 10 years, this metric has ranged from a low of 1.04 to a high of 2.98. The Hardware industry median PB Ratio is 2.19. San Lien Technology's value of 1.72 is 21.5% below this industry median. Based on the distribution chart, San Lien Technology ranks #977 out of 2420 companies in the Hardware industry, which is above the industry midpoint. Overall, San Lien Technology has a GF Score™ of 88/100 and is considered Modestly Undervalued, reflecting its overall financial health beyond just this single metric.
How does San Lien Technology's PB Ratio compare to APH and GLW?
According to the Hardware industry distribution chart, San Lien Technology ranks #977 out of 2420 companies for PB Ratio. This puts San Lien Technology in the upper half of its industry. The industry median PB Ratio is 2.19. San Lien Technology's value of 1.72 is 21.5% below this benchmark. Historically, San Lien Technology's own PB Ratio has ranged from 1.04 to 2.98 over the past decade. While the company's 10-year median is 1.47 vs. the industry median of 2.19, San Lien Technology 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 Hardware company?
The median PB Ratio among Hardware companies is 2.19, based on 2,420 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. San Lien Technology's current PB Ratio of 1.72 is 21.5% 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 San Lien Technology and its competitors. For the Hardware industry, the median PB Ratio is 2.19 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. San Lien Technology's current PB Ratio is 1.72, which is 17% above median its own 10-year median of 1.47. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is San Lien Technology stock overvalued right now?
Based on GuruFocus' analysis, San Lien Technology (ROCO:5493) is currently considered Modestly Undervalued. The stock's GF Value™ is NT$96.76, compared to a current price of NT$80.00 — trading 17.3% below its estimated fair value. The current PB Ratio is 1.72, which is 17% above median its 10-year median of 1.47 and 21.5% below the Hardware industry median of 2.19. San Lien Technology's overall GF Score™ is 88/100 with 3 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 San Lien Technology (ROCO:5493), the current PB Ratio is 1.72 as of Jul. 26, 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 San Lien Technology (ROCO:5493) Overvalued in 2026?
Based on GuruFocus' analysis, San Lien Technology stock appears to be undervalued.
The current stock price of NT$80.00 is trading 17.3% below its estimated GF Value™ of NT$96.76.
GuruFocus considers San Lien Technology to be Modestly Undervalued.
Key valuation signals for ROCO:5493:
PB Ratio: 1.72 (17% above median its 10-year median of 1.47)
GF Value™: NT$96.76 vs. price of NT$80.00 (17.3% below fair value)
Industry Position: 21.5% below the Hardware median (#977 of 2420)
No single metric tells the full story. See the ROCO:5493 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
San Lien Technology Corp is engaged in the design, manufacturing, sales and system syndication of factory automation machinery and environmental protection facilities; system syndication of remote sensing, power monitoring, ocean monitoring, meteorological observation and navigation system; semiconductor equipment of plant; installation and sales of civil engineering safety monitoring technology service and geotechnical engineering safety monitoring technology service and other. The Groups reportable segment are Automatic monitoring business, Electronic material business, Sensing and equipment business overseas and Other. Majority of revenue is generated from the Automatic monitoring business segment. Geographically, it operates in Taiwan, Asia, and Others.
88GF Score
Get the complete analysis for ROCO:5493
PB Ratio is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
Quick Browse
Personalize
Premium Gurus 
Create New Portfolio
ROCO:5493 has been successfully added to your 
