Nan Ya PlasticsTPE:1303 +9.90%56 Gross Margin % is 9.25% as of Dec. 2025, which is 29% below its 10-year median of 12.97. GuruFocus rates TPE:1303 with a GF Score™ of 56/100 and a GF Value™ of NT$60.15 (Significantly Overvalued). The stock has 10 warning signs investors should review. Among 1,560 Chemicals companies, Nan Ya Plastics ranks worse than 85.58% on this metric.
Nan Ya Plastics Corp gross margin has been in long-term decline. The average rate of decline per year is -18.8%.
The historical rank and industry rank for Nan Ya Plastics's Gross Margin % or its related term are showing as below:
TPE:1303'
s Gross Margin % Range Over the Past 10 Years
Min: 7.16 Med: 12.97 Max: 25.23
Current: 8.31
During the past 13 years, the highestGross Margin % of Nan Ya Plastics was 25.23%. The lowest was 7.16%. And the median was 12.97%.
TPE:1303's Gross Margin % is ranked worse than 85.58% of 1560
companies
in the Chemicals industry
Industry Median: 23.36
vs TPE:1303: 8.31
Nan Ya Plastics had a gross margin of 9.25% for the quarter that ended in Dec. 2025 => No sustainable competitive advantage
The 5-Year average Growth Rate of Gross Margin for Nan Ya Plastics was -18.80% per year.
Nan Ya Plastics (TPE:1303) Gross Margin % Explanation
Warren Buffett believes that firms with excellent long term economics tend to have consistently higher margins.
Durable competitive advantage creates a high Gross Margin % because of the freedom to price in excess of cost. Companies can be categorized by their Gross Margin %
1. Greater than 40% = Durable competitive advantage
2. Less than 40% = Competition eroding margins
3. Less than 20% = no sustainable competitive advantage
Consistency of Gross Margin is key
Nan Ya Plastics had a gross margin of 9.25% for the quarter that ended in Dec. 2025 => No sustainable competitive advantage
Be Aware
If a company loses its competitive advantages, usually its gross margin declines well before its sales declines. Watching Gross Margin % and Operating Margin % closely helps avoid value trap situations.
Nan Ya Plastics Gross Margin % Related Terms
Nan Ya Plastics Gross Margin % Historical Data
* Premium members only.
The historical data trend for Nan Ya Plastics's Gross Margin % 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:1303 vs LIN, SHW, ECL: Gross Margin % Comparison
For the Specialty Chemicals subindustry, Nan Ya Plastics's Gross Margin %, along with its competitors' market caps and Gross Margin % 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.
Nan Ya Plastics Gross Margin % vs Chemicals Industry
For the Chemicals industry and Basic Materials sector, Nan Ya Plastics's Gross Margin % distribution charts can be found below:
* The bar in red indicates where Nan Ya Plastics's Gross Margin % 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.
A positive Gross Profit is only the first step for a company to make a net profit. The gross profit needs to be big enough to also cover related labor, equipment, rental, marketing/advertising, research and development and a lot of other costs in selling the products.
Nan Ya Plastics (TPE:1303) has a Gross Margin % of 9.25% as of Dec. 2025. Gross margin is the ratio of total gross profit to net sales. View historical data on Nan Ya Plastics and its competitors. This is 29% below median its historical median of 12.97. Over the past decade, Nan Ya Plastics' Gross Margin % has ranged from 7.16 to 25.23. According to the industry distribution chart, Nan Ya Plastics ranks #1335 out of 1560 companies in the Chemicals industry, placing it in the top 85.6%.
Is Nan Ya Plastics' Gross Margin % too high?
Nan Ya Plastics' current Gross Margin % of 9.25% is 29% below median its 10-year median of 12.97. Over the past 10 years, this metric has ranged from a low of 7.16 to a high of 25.23. The Chemicals industry median Gross Margin % is 23.36. Nan Ya Plastics' value of 9.25% is 60.4% below this industry median. Based on the distribution chart, Nan Ya Plastics ranks #1335 out of 1560 companies in the Chemicals industry, which is in the bottom quartile relative to peers. Overall, Nan Ya Plastics has a GF Score™ of 56/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Nan Ya Plastics' Gross Margin % compare to LIN and SHW?
According to the Chemicals industry distribution chart, Nan Ya Plastics ranks #1335 out of 1560 companies for Gross Margin %. This places Nan Ya Plastics in the lower half of its industry. The industry median Gross Margin % is 23.36. Nan Ya Plastics' value of 9.25% is 60.4% below this benchmark. Historically, Nan Ya Plastics' own Gross Margin % has ranged from 7.16 to 25.23 over the past decade. While the company's 10-year median is 12.97 vs. the industry median of 23.36, Nan Ya Plastics 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 Gross Margin % for a Chemicals company?
The median Gross Margin % among Chemicals companies is 23.36, based on 1,560 companies in the industry. Companies in the top quartile (top 25%) have a Gross Margin % significantly above this median, while those in the bottom quartile fall well below. However, Gross Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Nan Ya Plastics's current Gross Margin % of 9.25% is 60.4% 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 Gross Margin % mean?
A high Gross Margin % can signal that a stock is expensive relative to its fundamentals. Gross margin is the ratio of total gross profit to net sales. View historical data on Nan Ya Plastics and its competitors. For the Chemicals industry, the median Gross Margin % is 23.36 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Nan Ya Plastics's current Gross Margin % is 9.25%, which is 29% below median its own 10-year median of 12.97. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Nan Ya Plastics stock overvalued right now?
Based on GuruFocus' analysis, Nan Ya Plastics (TPE:1303) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$60.15, compared to a current price of NT$166.50 — trading 176.8% above its estimated fair value. The current Gross Margin % is 9.25%, which is 29% below median its 10-year median of 12.97 and 60.4% below the Chemicals industry median of 23.36. Nan Ya Plastics' overall GF Score™ is 56/100 with 10 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Gross Margin % calculated?
Gross Margin % is calculated from a company's financial statements. For Nan Ya Plastics (TPE:1303), the current Gross Margin % is 9.25% as of Dec. 2025. 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 Nan Ya Plastics (TPE:1303) Overvalued in 2026?
Based on GuruFocus' analysis, Nan Ya Plastics stock appears to be overvalued.
The current stock price of NT$166.50 is trading 176.8% above its estimated GF Value™ of NT$60.15.
GuruFocus considers Nan Ya Plastics to be Significantly Overvalued.
Key valuation signals for TPE:1303:
Gross Margin %: 9.25% (29% below median its 10-year median of 12.97)
GF Value™: NT$60.15 vs. price of NT$166.50 (176.8% above fair value)
Industry Position: 60.4% below the Chemicals median (#1335 of 1560)
No single metric tells the full story. See the TPE:1303 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Nan Ya Plastics Corp engages in the manufacture and sale of plastic products, polyester fibers, petrochemical products, and electronic materials. It has gone through several capital increases and established many divisions. Currently, the Company has the following divisions: plastics, fiber, petrochemical, electronics, and engineering. Geographically, the company generates a majority of its revenue from China and the rest from Taiwan and other markets.
56GF Score
Get the complete analysis for TPE:1303
Gross Margin % 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:1303 has been successfully added to your 
