The historical rank and industry rank for Tongwei Co's OCF Margin % or its related term are showing as below:
SHSE:600438'
s OCF Margin % Range Over the Past 10 Years
Min: 1.24 Med: 11.4 Max: 30.77
Current: 0.22
During the past 13 years, the highest OCF Margin % of Tongwei Co was 30.77%. The lowest was 1.24%. And the median was 11.40%.
SHSE:600438's OCF Margin % is ranked worse than 68.33% of 1023
companies
in the Semiconductors industry
Industry Median: 9.42
vs SHSE:600438: 0.22
Tongwei Co OCF Margin % Related Terms
Tongwei Co OCF Margin % Historical Data
* Premium members only.
The historical data trend for Tongwei Co's OCF 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.
SHSE:600438 vs FSLR, NXT, ENPH: OCF Margin % Comparison
For the Solar subindustry, Tongwei Co's OCF Margin %, along with its competitors' market caps and OCF 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.
Tongwei Co OCF Margin % vs Semiconductors Industry
For the Semiconductors industry and Technology sector, Tongwei Co's OCF Margin % distribution charts can be found below:
* The bar in red indicates where Tongwei Co's OCF 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.
Tongwei Co (SHSE:600438) has a OCF Margin % of -21.90% as of Mar. 2026. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on Tongwei Co and its competitors. Over the past decade, Tongwei Co's OCF Margin % has ranged from 1.24 to 30.77. According to the industry distribution chart, Tongwei Co ranks #699 out of 1023 companies in the Semiconductors industry, placing it in the top 68.3%.
Is Tongwei Co's OCF Margin % too high?
Tongwei Co's current OCF Margin % is -21.90%. Over the past 10 years, this metric has ranged from a low of 1.24 to a high of 30.77. Based on the distribution chart, Tongwei Co ranks #699 out of 1023 companies in the Semiconductors industry, which is below the industry midpoint. Overall, Tongwei Co has a GF Score™ of 62/100 and is considered Possible Value Trap, reflecting its overall financial health beyond just this single metric.
How does Tongwei Co's OCF Margin % compare to FSLR and NXT?
According to the Semiconductors industry distribution chart, Tongwei Co ranks #699 out of 1023 companies for OCF Margin %. This places Tongwei Co in the lower half of its industry. The industry median OCF Margin % is 9.42. Historically, Tongwei Co's own OCF Margin % has ranged from 1.24 to 30.77 over the past decade. See the competitive comparison table and distribution chart on this page for a detailed peer-by-peer breakdown.
What is a good OCF Margin % for a Semiconductors company?
The median OCF Margin % among Semiconductors companies is 9.42, based on 1,023 companies in the industry. Companies in the top quartile (top 25%) have a OCF Margin % significantly above this median, while those in the bottom quartile fall well below. However, OCF Margin % should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Use the industry distribution chart on this page to see where any company falls relative to its peers.
What does a high OCF Margin % mean?
A high OCF Margin % can signal that a stock is expensive relative to its fundamentals. OCF Margin is the ratio of Cash Flow from Operations to Total Revenue. View historical data on Tongwei Co and its competitors. For the Semiconductors industry, the median OCF Margin % is 9.42 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Tongwei Co's current OCF Margin % is -21.90%. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Tongwei Co stock overvalued right now?
Based on GuruFocus' analysis, Tongwei Co (SHSE:600438) is currently considered Possible Value Trap. The stock's GF Value™ is ¥18.22, compared to a current price of ¥12.03 — trading 34% below its estimated fair value. The current OCF Margin % is -21.90%. Tongwei Co's overall GF Score™ is 62/100 with 8 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is OCF Margin % calculated?
OCF Margin % is calculated from a company's financial statements. For Tongwei Co (SHSE:600438), the current OCF Margin % is -21.90% as of Mar. 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 Tongwei Co (SHSE:600438) Overvalued in 2026?
Based on GuruFocus' analysis, Tongwei Co stock appears to be undervalued.
The current stock price of ¥12.03 is trading 34% below its estimated GF Value™ of ¥18.22.
GuruFocus considers Tongwei Co to be Possible Value Trap.
Key valuation signals for SHSE:600438:
OCF Margin %: -21.90%
GF Value™: ¥18.22 vs. price of ¥12.03 (34% below fair value)
No single metric tells the full story. See the SHSE:600438 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Tongwei is the world's largest polysilicon producer and a leading solar cell and module supplier. The solar business contributed more than 60% of revenue in 2025. In addition, Tongwei runs a feed and food business, which made up 35% of revenue in 2025.
62GF Score
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OCF Margin % is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.
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