Nanjing Wondux Environmental Protection Technology (SHSE:688178) Days Inventory: 49.11 (As of Mar. 2026) — 50% Above Median

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SHSE:688178 Nanjing Wondux Environmental Protection Technology Corp Ltd SHSE:688178
44 GF Score
Price ¥22.65
GF Value ¥11.36
Valuation Significantly Overvalued
! 6 Warning Signs
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What is Nanjing Wondux Environmental Protection Technology Days Inventory?

Nanjing Wondux Environmental Protection Technology SHSE:688178 -11.42% 44 Days Inventory is 49.11 as of Mar. 2026, which is 50% above its 10-year median of 32.73. GuruFocus rates SHSE:688178 with a GF Score™ of 44/100 and a GF Value™ of ¥11.36 (Significantly Overvalued). The stock has 6 warning signs investors should review. Among 211 Waste Management companies, Nanjing Wondux Environmental Protection Technology ranks worse than 56.4% on this metric.

Days Inventory is also known as Days Sales of Inventory (DSI). Nanjing Wondux Environmental Protection Technology's Average Total Inventories for the three months ended in Mar. 2026 was ¥57.0 Mil. Nanjing Wondux Environmental Protection Technology's Cost of Goods Sold for the three months ended in Mar. 2026 was ¥105.8 Mil. Hence, Nanjing Wondux Environmental Protection Technology's Days Inventory for the three months ended in Mar. 2026 was 49.11.

The historical rank and industry rank for Nanjing Wondux Environmental Protection Technology's Days Inventory or its related term are showing as below:

SHSE:688178' s Days Inventory Range Over the Past 10 Years
Min: 13.4   Med: 32.73   Max: 134.08
Current: 39.98

During the past 10 years, Nanjing Wondux Environmental Protection Technology's highest Days Inventory was 134.08. The lowest was 13.40. And the median was 32.73.

SHSE:688178's Days Inventory is ranked worse than
56.4% of 211 companies
in the Waste Management industry
Industry Median: 28.49 vs SHSE:688178: 39.98

Nanjing Wondux Environmental Protection Technology's Days Inventory declined from Mar. 2025 (68.89) to Mar. 2026 (49.11).

Inventory Turnover measures how fast the company turns over its inventory within a year. Nanjing Wondux Environmental Protection Technology's Inventory Turnover for the three months ended in Mar. 2026 was 1.86.

Inventory-to-Revenue determines the ability of a company to manage their inventory levels. It measures the percentage of Inventories the company currently has on hand to support the current amount of Revenue. Nanjing Wondux Environmental Protection Technology's Inventory-to-Revenue for the three months ended in Mar. 2026 was 0.43.


Nanjing Wondux Environmental Protection Technology  (SHSE:688178) Days Inventory Explanation

Days Inventory indicates the liquidity of the inventory. Generally, a lower Days Inventory is preferred as it indicates a shorter duration to clear off the inventory. An increase of the ratio may indicate the company's sales slowed. Similar ratios related to Days Inventory are:

1. Inventory Turnover measures how fast the company turns over its inventory within a year.

Nanjing Wondux Environmental Protection Technology's Inventory Turnover for the three months ended in Mar. 2026 is calculated as

2. Inventory-to-Revenue determines the ability of a company to manage their inventory levels. It measures the percentage of Inventories the company currently has on hand to support the current amount of Revenue.

Nanjing Wondux Environmental Protection Technology's Inventory to Revenue for the three months ended in Mar. 2026 is calculated as

* 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.


Be Aware

A lot of business are seasonable. It makes more sense to compare Days Inventory from the same period in the previous year instead of from the previous quarter.


Nanjing Wondux Environmental Protection Technology Days Inventory Related Terms


Nanjing Wondux Environmental Protection Technology Days Inventory Historical Data

* Premium members only.

The historical data trend for Nanjing Wondux Environmental Protection Technology's Days Inventory 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.

Nanjing Wondux Environmental Protection Technology Days Inventory Chart

Nanjing Wondux Environmental Protection Technology Annual Data
Trend Dec16 Dec17 Dec18 Dec19 Dec20 Dec21 Dec22 Dec23 Dec24 Dec25
Days Inventory
Get a 7-Day Free Trial Premium Member Only Premium Member Only 20.55 13.40 15.90 35.75 29.71

Nanjing Wondux Environmental Protection Technology Quarterly Data
Jun21 Sep21 Dec21 Mar22 Jun22 Sep22 Dec22 Mar23 Jun23 Sep23 Dec23 Mar24 Jun24 Sep24 Dec24 Mar25 Jun25 Sep25 Dec25 Mar26
Days Inventory Get a 7-Day Free Trial Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only Premium Member Only 68.89 53.26 31.23 18.81 49.11

SHSE:688178 vs WM, RSG, WCN: Days Inventory Comparison

For the Waste Management subindustry, Nanjing Wondux Environmental Protection Technology's Days Inventory, along with its competitors' market caps and Days Inventory 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.


Nanjing Wondux Environmental Protection Technology Days Inventory vs Waste Management Industry

For the Waste Management industry and Industrials sector, Nanjing Wondux Environmental Protection Technology's Days Inventory distribution charts can be found below:

* The bar in red indicates where Nanjing Wondux Environmental Protection Technology's Days Inventory falls into.


SHSE:688178
44GF Score
Nanjing Wondux Environmental Protection Technology Corp Ltd SHSE:688178
Days Inventory is just one metric. See GF Score™, valuation, warning signs, and more.
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Nanjing Wondux Environmental Protection Technology Days Inventory Calculation

Days Inventory indicates the number of days of goods in sales that a company has in the inventory.

Nanjing Wondux Environmental Protection Technology's Days Inventory for the fiscal year that ended in Dec. 2025 is calculated as

Days Inventory (A: Dec. 2025 )
=Average Total Inventories / Cost of Goods Sold*Days in Period
=( (Total Inventories (A: Dec. 2024 ) + Total Inventories (A: Dec. 2025 )) / count ) / Cost of Goods Sold (A: Dec. 2025 )*Days in Period
=( (48.626 + 24.632) / 2 ) / 450.006*365
=36.629 / 450.006*365
=29.71

Nanjing Wondux Environmental Protection Technology's Days Inventory for the quarter that ended in Mar. 2026 is calculated as:

Days Inventory (Q: Mar. 2026 )
=Average Total Inventories / Cost of Goods Sold*Days in Period
=( (Total Inventories (Q: Dec. 2025 ) + Total Inventories (Q: Mar. 2026 )) / count ) / Cost of Goods Sold (Q: Mar. 2026 )*Days in Period
=( (24.632 + 89.285) / 2 ) / 105.832*365 / 4
=56.9585 / 105.832*365 / 4
=49.11

* 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.

Frequently Asked Questions Learn more about Days Inventory →
What does a Days Inventory of 49.11 mean?
Nanjing Wondux Environmental Protection Technology (SHSE:688178) has a Days Inventory of 49.11 as of Mar. 2026. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Nanjing Wondux Environmental Protection Technology and its competitors. This is 50% above median its historical median of 32.73. Over the past decade, Nanjing Wondux Environmental Protection Technology's Days Inventory has ranged from 13.40 to 134.08. According to the industry distribution chart, Nanjing Wondux Environmental Protection Technology ranks #119 out of 211 companies in the Waste Management industry, placing it in the top 56.4%.
Is Nanjing Wondux Environmental Protection Technology's Days Inventory too high?
Nanjing Wondux Environmental Protection Technology's current Days Inventory of 49.11 is 50% above median its 10-year median of 32.73. Over the past 10 years, this metric has ranged from a low of 13.40 to a high of 134.08. The Waste Management industry median Days Inventory is 28.49. Nanjing Wondux Environmental Protection Technology's value of 49.11 is 72.4% above this industry median. Based on the distribution chart, Nanjing Wondux Environmental Protection Technology ranks #119 out of 211 companies in the Waste Management industry, which is below the industry midpoint. Overall, Nanjing Wondux Environmental Protection Technology has a GF Score™ of 44/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Nanjing Wondux Environmental Protection Technology's Days Inventory compare to WM and RSG?
According to the Waste Management industry distribution chart, Nanjing Wondux Environmental Protection Technology ranks #119 out of 211 companies for Days Inventory. This places Nanjing Wondux Environmental Protection Technology in the lower half of its industry. The industry median Days Inventory is 28.49. Nanjing Wondux Environmental Protection Technology's value of 49.11 is 72.4% above this benchmark. Historically, Nanjing Wondux Environmental Protection Technology's own Days Inventory has ranged from 13.40 to 134.08 over the past decade. While the company's 10-year median is 32.73 vs. the industry median of 28.49, Nanjing Wondux Environmental Protection Technology has consistently been above 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 Days Inventory for a Waste Management company?
The median Days Inventory among Waste Management companies is 28.49, based on 211 companies in the industry. Companies in the top quartile (top 25%) have a Days Inventory significantly above this median, while those in the bottom quartile fall well below. However, Days Inventory should not be evaluated in isolation — investors should consider it alongside profitability, growth, and financial strength metrics. Nanjing Wondux Environmental Protection Technology's current Days Inventory of 49.11 is 72.4% above 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 Days Inventory mean?
A high Days Inventory can signal that a stock is expensive relative to its fundamentals. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Nanjing Wondux Environmental Protection Technology and its competitors. For the Waste Management industry, the median Days Inventory is 28.49 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Nanjing Wondux Environmental Protection Technology's current Days Inventory is 49.11, which is 50% above median its own 10-year median of 32.73. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Nanjing Wondux Environmental Protection Technology stock overvalued right now?
Based on GuruFocus' analysis, Nanjing Wondux Environmental Protection Technology (SHSE:688178) is currently considered Significantly Overvalued. The stock's GF Value™ is ¥11.36, compared to a current price of ¥22.65 — trading 99.4% above its estimated fair value. The current Days Inventory is 49.11, which is 50% above median its 10-year median of 32.73 and 72.4% above the Waste Management industry median of 28.49. Nanjing Wondux Environmental Protection Technology's overall GF Score™ is 44/100 with 6 warning signs to review. Investors should evaluate multiple metrics — including profitability, growth, and financial strength — before making a decision.
How is Days Inventory calculated?
Days Inventory is calculated from a company's financial statements. For Nanjing Wondux Environmental Protection Technology (SHSE:688178), the current Days Inventory is 49.11 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 Nanjing Wondux Environmental Protection Technology (SHSE:688178) Overvalued in 2026?

Based on GuruFocus' analysis, Nanjing Wondux Environmental Protection Technology stock appears to be overvalued. The current stock price of ¥22.65 is trading 99.4% above its estimated GF Value™ of ¥11.36. GuruFocus considers Nanjing Wondux Environmental Protection Technology to be Significantly Overvalued.

Key valuation signals for SHSE:688178:

  • Days Inventory: 49.11 (50% above median its 10-year median of 32.73)
  • GF Value™: ¥11.36 vs. price of ¥22.65 (99.4% above fair value)
  • GF Score™: 44/100 with 6 warning signs
  • Industry Position: 72.4% above the Waste Management median (#119 of 211)

No single metric tells the full story. See the SHSE:688178 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.


Nanjing Wondux Environmental Protection Technology Business Description

Address No. 57 Gande Road, Jiangning District, Jiangsu Province, Nanjing, CHN, 211100
Nanjing Wondux Environmental Protection Technology Corp Ltd is engaged in waste pollution reduction and repair business and provides high-level wastewater treatment. The company's projects include foreign engineering projects; waste treatment projects; leachate (filtration) liquid treatment engineering; air pollution prevention engineering; soil restoration; and ecological restoration.
44GF Score

Get the complete analysis for SHSE:688178

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

¥22.65
Price
¥11.36
GF Value