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.
Jiin Ming Industry CoROCO:3230 -10.00%46 Days Inventory is 37.65 as of Dec. 2025, which is 9% above its 10-year median of 34.55. GuruFocus rates ROCO:3230 with a GF Score™ of 46/100 and a GF Value™ of NT$13.26 (Significantly Overvalued). The stock has 4 warning signs investors should review. Among 2,419 Hardware companies, Jiin Ming Industry Co ranks better than 88.76% on this metric.
Inventory Turnover measures how fast the company turns over its inventory within a year.
Jiin Ming Industry Co's Inventory Turnover for the
three
months ended in Dec. 2025 was 2.42.
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.
Jiin Ming Industry Co's Inventory-to-Revenue for the
three
months ended in Dec. 2025 was 0.38.
Jiin Ming Industry Co (ROCO:3230) 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.
Jiin Ming Industry 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.
Jiin Ming Industry 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.
Jiin Ming Industry Co Days Inventory Related Terms
Jiin Ming Industry Co Days Inventory Historical Data
* Premium members only.
The historical data trend for Jiin Ming Industry 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.
For the Electronic Components subindustry, Jiin Ming Industry 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.
Jiin Ming Industry Co Days Inventory vs Hardware Industry
For the Hardware industry and Technology sector, Jiin Ming Industry Co's Days Inventory distribution charts can be found below:
* The bar in red indicates where Jiin Ming Industry 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.
Jiin Ming Industry Co (ROCO:3230) has a Days Inventory of 37.65 as of Dec. 2025. Days inventory represents the average amount of days a company holds inventory before selling it. View historical data on Jiin Ming Industry Co and its competitors. This is near median its historical median of 34.55. Over the past decade, Jiin Ming Industry Co's Days Inventory has ranged from 30.55 to 48.19. According to the industry distribution chart, Jiin Ming Industry Co ranks #272 out of 2419 companies in the Hardware industry, placing it in the top 11.2%.
Is Jiin Ming Industry Co's Days Inventory too high?
Jiin Ming Industry Co's current Days Inventory of 37.65 is near median its 10-year median of 34.55. Over the past 10 years, this metric has ranged from a low of 30.55 to a high of 48.19. The Hardware industry median Days Inventory is 94.24. Jiin Ming Industry Co's value of 37.65 is 60% below this industry median. Based on the distribution chart, Jiin Ming Industry Co ranks #272 out of 2419 companies in the Hardware industry, which is in the top quartile — a strong position relative to peers. Overall, Jiin Ming Industry Co has a GF Score™ of 46/100 and is considered Significantly Overvalued, reflecting its overall financial health beyond just this single metric.
How does Jiin Ming Industry Co's Days Inventory compare to APH and GLW?
According to the Hardware industry distribution chart, Jiin Ming Industry Co ranks #272 out of 2419 companies for Days Inventory. This places Jiin Ming Industry Co in the top 11% of its industry — outperforming the majority of peers. The industry median Days Inventory is 94.24. Jiin Ming Industry Co's value of 37.65 is 60% below this benchmark. Historically, Jiin Ming Industry Co's own Days Inventory has ranged from 30.55 to 48.19 over the past decade. While the company's 10-year median is 34.55 vs. the industry median of 94.24, Jiin Ming Industry 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 Hardware company?
The median Days Inventory among Hardware companies is 94.24, based on 2,419 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. Jiin Ming Industry Co's current Days Inventory of 37.65 is 60% 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 Jiin Ming Industry Co and its competitors. For the Hardware industry, the median Days Inventory is 94.24 — values significantly above this may indicate overvaluation, while values below may suggest a bargain or underlying issues. Jiin Ming Industry Co's current Days Inventory is 37.65, which is near median its own 10-year median of 34.55. However, context matters — high-growth companies often justify higher valuations. Always evaluate alongside other metrics like GF Score™ and GF Value™.
Is Jiin Ming Industry Co stock overvalued right now?
Based on GuruFocus' analysis, Jiin Ming Industry Co (ROCO:3230) is currently considered Significantly Overvalued. The stock's GF Value™ is NT$13.26, compared to a current price of NT$45.45 — trading 242.8% above its estimated fair value. The current Days Inventory is 37.65, which is near median its 10-year median of 34.55 and 60% below the Hardware industry median of 94.24. Jiin Ming Industry Co's overall GF Score™ is 46/100 with 4 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 Jiin Ming Industry Co (ROCO:3230), the current Days Inventory is 37.65 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 Jiin Ming Industry Co (ROCO:3230) Overvalued in 2026?
Based on GuruFocus' analysis, Jiin Ming Industry Co stock appears to be overvalued.
The current stock price of NT$45.45 is trading 242.8% above its estimated GF Value™ of NT$13.26.
GuruFocus considers Jiin Ming Industry Co to be Significantly Overvalued.
Key valuation signals for ROCO:3230:
Days Inventory: 37.65 (near median its 10-year median of 34.55)
GF Value™: NT$13.26 vs. price of NT$45.45 (242.8% above fair value)
Industry Position: 60% below the Hardware median (#272 of 2419)
No single metric tells the full story. See the ROCO:3230 stock analysis page for a complete view including 30-year financials, guru trades, and insider activity.
Jiin Ming Industry Co Ltd is engaged in the manufacturing and processing of internal components and housings of various information, communication, and consumer electronic products and display parts, as well as the development and manufacturing of molds. It generates maximum revenue from the Hardware stamping parts. Geographically, the company derives a majority of its revenue from China.
46GF Score
Get the complete analysis for ROCO:3230
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:3230 has been successfully added to your 
