TANAF (Tianan Technology Group) GF Score: 15/100 (As of Jul. 15, 2026) — 32% Below Median

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TANAF Tianan Technology Group Ltd TANAF
15 GF Score
Price $0.63
! 3 Warning Signs
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What is Tianan Technology Group GF Score?

Tianan Technology Group TANAF +4.24% 15 GF Score is 15 as of Jul. 15, 2026, which is 32% below its 10-year median of 22.00. GuruFocus rates TANAF with a GF Score™ of 15/100. The stock has 3 warning signs investors should review.

Tianan Technology Group has the GF Score of 15, which implies that the company might have Worst future performance potential, or not enough data.

The GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation, which has been found to be closely correlated to the long-term performances of stocks by backtesting from 2006 to 2021. The stocks with a higher GF Score generally generate higher returns than those with lower GF Scores. Therefore, when picking stocks, investors should invest in companies with high GF Scores. The GF Score ranges from 0 to 100, with 100 as the highest rank.

GF Score takes following five key aspects into consideration:

1. Financial Strength : 9/10
2. Profitability Rank : 2/10
3. Growth Rank : 0/10
4. GF Value Rank : 0/10
5. Momentum Rank : 0/10

Each one of these components is ranked and the ranks also have positive correlation with the long term performances of stocks. The GF score is calculated using the five key aspects of analysis. Through backtesting, we know that each of these key aspects has a different impact on the stock price performance. Thus, they are weighted differently when calculating the total score. The Profitability Rank and the Growth Rank are weighted fully, while other parameters have less weight.

Based on research and backtesting result, GuruFocus believes Tianan Technology Group might have Worst future performance potential, or not enough data.

Please click GF Score to see more details on the GF Score's 5 Key Aspects of Analysis.

Tianan Technology Group  (OTCPK:TANAF) GF Score Explanation

Based on the historical long-term performances among five valuation aspects, the GF Score is found to be closely correlated to the long-term performances of stocks. It ranges from 0 to 100, with 100 as the highest. GuruFocus divided GF Score into following 5 categories:

GF Score Performance Potential and All-in-One Screener Examples (1)
91 - 100Highest outperformance potential
81 - 90Good outperformance potential
71 - 80Likely to have average performance
51 - 70Poor future performance potential
0 - 50Worst future performance potential, or not enough data

(1) These are some simple examples. You can access our GF Score filter under All-in-One Screener’s Fundamental tab.

Tianan Technology Group GF Score Related Terms

TANAF vs MODD, NMTC, RDGL: GF Score Comparison

For the Medical Devices subindustry, Tianan Technology Group's GF Score, along with its competitors' market caps and GF Score 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.

Tianan Technology Group GF Score vs Medical Devices & Instruments Industry

For the Medical Devices & Instruments industry and Healthcare sector, Tianan Technology Group's GF Score distribution charts can be found below:

* The bar in red indicates where Tianan Technology Group's GF Score falls into.


TANAF
15GF Score
Tianan Technology Group Ltd TANAF
GF Score is just one metric. See GF Score™, valuation, warning signs, and more.
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Frequently Asked Questions Learn more about GF Score →
What does a GF Score of 15 mean?
Tianan Technology Group (TANAF) has a GF Score of 15 as of Jul. 15, 2026. GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation. View historical data on Tianan Technology Group and its competitors. This is 32% below median its historical median of 22.00. Over the past decade, Tianan Technology Group's GF Score has ranged from 14.00 to 24.00.
Is Tianan Technology Group's GF Score too high?
Tianan Technology Group's current GF Score of 15 is 32% below median its 10-year median of 22.00. Over the past 10 years, this metric has ranged from a low of 14.00 to a high of 24.00. Overall, Tianan Technology Group has a GF Score™ of 15/100, reflecting its overall financial health beyond just this single metric.
How does Tianan Technology Group's GF Score compare to MODD and NMTC?
Tianan Technology Group's GF Score of 15 can be compared against companies in the Medical Devices & Instruments industry. Historically, Tianan Technology Group's own GF Score has ranged from 14.00 to 24.00 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 GF Score for a Medical Devices & Instruments company?
A good GF Score depends on the Medical Devices & Instruments industry context. However, GF Score 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 GF Score mean?
A high GF Score can signal that a stock is expensive relative to its fundamentals. GF Score is a stock performance ranking system developed by GuruFocus using five aspects of valuation. View historical data on Tianan Technology Group and its competitors. Tianan Technology Group's current GF Score is 15, which is 32% below median its own 10-year median of 22.00. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Tianan Technology Group stock overvalued right now?
Tianan Technology Group (TANAF) has a current GF Score of 15. The current GF Score is 15, which is 32% below median its 10-year median of 22.00. Tianan Technology Group's overall GF Score™ is 15/100 with 3 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is GF Score calculated?
GF Score is calculated from a company's financial statements. For Tianan Technology Group (TANAF), the current GF Score is 15 as of Jul. 15, 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.

Tianan Technology Group Business Description

Address No. 525 Yuanjiang Road, 10th Floor, Building 5, Minhang District, Shanghai, CHN
Tianan Technology Group Ltd is focused on graphene production enterprises and is engaged in the health therapy industry. It utilizes the far-infrared heat therapy characteristics of graphene, which is incorporated into its products. Its products include Graphene Far Infrared Energy Room, Pure Graphene Heating Music Blanket, Graphene Pillow, Pure Graphene Heating Knee Compartment, Pure Graphene Heating Knee Pads, Pure Graphene Eye Mask, Intelligent graphene suspension moxibustion instrument, and Pure Graphene Eye Mask. The Company operates in one reportable business segment: Healthcare.
15GF Score

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GF Score is just one metric. See GF Value™, 30-year financials, guru trades, warning signs, and more.

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