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.
JD Development CoROCO:4402 +1.56%54 Days Inventory is 9.09 as of Dec. 2025, which is 89% below its 10-year median of 81.61. GuruFocus rates ROCO:4402 with a GF Score™ of 54/100 and a GF Value™ of NT$8.86 (Significantly Overvalued). The stock has 2 warning signs investors should review. Among 1,004 Manufacturing - Apparel & Accessories companies, JD Development Co ranks better than 94.92% on this metric.
The historical rank and industry rank for JD Development Co's Days Inventory or its related term are showing as below:
ROCO:4402'
s Days Inventory Range Over the Past 10 Years
Min: 18.35 Med: 81.61 Max: 145.35
Current: 21.37
During the past 13 years, JD Development Co's highest Days Inventory was 145.35. The lowest was 18.35. And the median was 81.61.
ROCO:4402's Days Inventory is ranked better than 94.92% of 1004
companies
in the Manufacturing - Apparel & Accessories industry
Industry Median: 132.785
vs ROCO:4402: 21.37
JD Development Co's Days Inventory
declined
from Dec. 2024 (21.34) to Dec. 2025 (9.09).
Inventory Turnover measures how fast the company turns over its inventory within a year.
JD Development Co's Inventory Turnover for the
three
months ended in Dec. 2025 was 10.04.
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.
JD Development Co's Inventory-to-Revenue for the
three
months ended in Dec. 2025 was 0.08.
JD Development Co (ROCO:4402) 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.
JD Development Co's Inventory Turnover for the
three
months ended in Dec. 2025 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.
JD Development Co's Inventory to Revenue for the
three
months ended in Dec. 2025 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.
JD Development Co Days Inventory Related Terms
JD Development Co Days Inventory Historical Data
* Premium members only.
The historical data trend for JD Development Co'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.
JD Development Co Days Inventory Competitor Comparison
For the Textile Manufacturing subindustry, JD Development Co'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.
JD Development Co Days Inventory vs Manufacturing - Apparel & Accessories Industry
For the Manufacturing - Apparel & Accessories industry and Consumer Cyclical sector, JD Development Co's Days Inventory distribution charts can be found below:
* The bar in red indicates where JD Development Co's Days Inventory 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.
JD Development Co (ROCO:4402) has a Days Inventory of 9.09 as of Dec. 2025. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on JD Development Co and its competitors. This is 89% below median its historical median of 81.61. Over the past decade, JD Development Co's Days Inventory has ranged from 18.35 to 145.35. According to the industry distribution chart, JD Development Co ranks #51 out of 1004 companies in the Manufacturing - Apparel & Accessories industry, placing it in the top 5.1%.
Is JD Development Co's Days Inventory too high?
JD Development Co's current Days Inventory of 9.09 is 89% below median its 10-year median of 81.61. Over the past 10 years, this metric has ranged from a low of 18.35 to a high of 145.35. The Manufacturing - Apparel & Accessories industry median Days Inventory is 132.79. JD Development Co's value of 9.09 is 93.2% below this industry median. Based on the distribution chart, JD Development Co ranks #51 out of 1004 companies in the Manufacturing - Apparel & Accessories industry, which is in the top quartile — a strong position relative to peers. Overall, JD Development Co has a GF Score™ of 54/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does JD Development Co's Days Inventory compare to competitors?
According to the Manufacturing - Apparel & Accessories industry distribution chart, JD Development Co ranks #51 out of 1004 companies for Days Inventory. This places JD Development Co in the top 5% of its industry — outperforming the majority of peers. The industry median Days Inventory is 132.79. JD Development Co's value of 9.09 is 93.2% below this benchmark. Historically, JD Development Co's own Days Inventory has ranged from 18.35 to 145.35 over the past decade. While the company's 10-year median is 81.61 vs. the industry median of 132.79, JD Development Co 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 Days Inventory for a Manufacturing - Apparel & Accessories company?
The median Days Inventory among Manufacturing - Apparel & Accessories companies is 132.79, based on 1,004 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. JD Development Co's current Days Inventory of 9.09 is 93.2% 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 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 JD Development Co and its competitors. For the Manufacturing - Apparel & Accessories industry, the median Days Inventory is 132.79 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. JD Development Co's current Days Inventory is 9.09, which is 89% below median its own 10-year median of 81.61. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is JD Development Co stock overvalued right now?
Based on GuruFocus' analysis, JD Development Co (ROCO:4402) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$8.86, compared to a current price of NT$16.25 — trading 83.4% above its estimated fair value. The current Days Inventory is 9.09, which is 89% below median its 10-year median of 81.61 and 93.2% below the Manufacturing - Apparel & Accessories industry median of 132.79. JD Development Co's overall GF Score™ is 54/100 with 2 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 JD Development Co (ROCO:4402), the current Days Inventory is 9.09 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 JD Development Co (ROCO:4402) Overvalued in 2026?
Based on GuruFocus' analysis, JD Development Co stock appears to be overvalued.
The current stock price of NT$16.25 is trading 83.4% above its estimated GF Value™ of NT$8.86.
GuruFocus considers JD Development Co to be Significantly Overvalued.
Key valuation signals for ROCO:4402:
Days Inventory: 9.09 (89% below median its 10-year median of 81.61)
GF Value™: NT$8.86 vs. price of NT$16.25 (83.4% above fair value)
Industry Position: 93.2% below the Manufacturing - Apparel & Accessories median (#51 of 1004)
No single metric tells the full story. See the ROCO:4402 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
JD Development Co Ltd business activities are cotton woven fabric manufacturing, silk weaving, linen weaving, cotton weaving, woolen fabric wholesale and renewable energy power generation. The company has two segments Textile Department: mainly engaged in the manufacturing, trading, and processing of textile products; and Electricity Sales Department: mainly engaged in electricity generation from solar power equipment. The company generates majority of revenue from textile department segment. Its products are Textile, Green Energy, and Medical Materials. The company has presence in Taiwan and Asia. The company generates majority of revenue from Taiwan.
54GF Score
Get the complete analysis for ROCO:4402
Days Inventory 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:4402 has been successfully added to your 
