---
title: "Nanjing Julong Science & Technology Co., Ltd (300644.SZ)"
type: "Symbol"
locale: "en"
url: "https://longbridge.com/en/quote/300644.SZ.md"
symbol: "300644.SZ"
name: "Nanjing Julong Science & Technology Co., Ltd"
industry: "Specialty Chemicals"
datetime: "2026-05-20T06:15:54.577Z"
locales:
  - [en](https://longbridge.com/en/quote/300644.SZ.md)
  - [zh-CN](https://longbridge.com/zh-CN/quote/300644.SZ.md)
  - [zh-HK](https://longbridge.com/zh-HK/quote/300644.SZ.md)
---

# Nanjing Julong Science & Technology Co., Ltd (300644.SZ)

## Company Overview

Nanjing Julong Science & Technology Co.,LTD engages in the research and development, production, and sale of new polymer materials and related composite materials in China and internationally. The company offers performance modified plastics, thermoplastic elastomer materials, carbon fiber composite structural parts and components manufacturing and complete machine assembly, and bio-based resource recycled plastic wood profiles. It also engages in the production and sale of environmentally friendly materials. Its products are used in the automobiles and new energy vehicles, high-speed rail and rail transit, communications and electronic and electrical, aerospace and low-altitude economy, medical health, environmental protection construction engineering, and other fields.

| Item | Detail |
|------|--------|
| Industry | Specialty Chemicals |
| Exchange | CN Market |
| Website | [www.njjulong.cn](https://www.njjulong.cn) |

## Key Drivers
> *AI-analyzed key factors driving this stock's performance*


## Longbridge Financial Score™: B
> *Longbridge Financial Score™ — Proprietary multi-factor rating model by Longbridge*
> Updated: 2026-05-19T04:30:08.000Z

**Overall: B (0.40)**

**Industry**: Specialty Chemicals

| Metric | Value |
|--------|-------|
| Industry Ranking | 44 / 154 |
| Industry Median | C |
| Industry Average | C |

- **Style**: Blend - Stocks in which the company has both growth and mature businesses.
- **Scale**: Small - The company's operation has a high degree of growth and volatility, making it easy to achieve high investment returns.

**Multi Score**: B

#### Style Score Score: 

| Indicator | Value | Rating |
|-----------|-------|--------|
| Revenue YoY | 12.89% |  |
| Net Profit YoY | 38.84% |  |
| P/B Ratio | 2.93 |  |
| Dividend Ratio | 0.85% |  |

#### Size Score Score: 

| Indicator | Value | Rating |
|-----------|-------|--------|
| Market Cap | 3174381735.82 |  |
| Revenue | 2862934147.51 |  |

#### Multi Score Score: B

| Indicator | Value | Rating |
|-----------|-------|--------|
| ROE | 12.23% | B |
| Profit Margin | 4.47% | C |
| Gross Margin | 15.24% | D |
| Revenue YoY | 12.89% | B |
| Net Profit YoY | 38.84% | B |
| Total Assets YoY | 12.22% | B |
| Net Assets YoY | 15.31% | B |
| Cash Flow Margin | -33.02% | E |
| OCF YoY | 12.89% | B |
| Turnover | 1.13 | A |
| Gearing Ratio | 57.27% | D |

```chart-data:radar
{
  "title": "Longbridge Financial Score - Nanjing Julong Science & Technology Co., Ltd",
  "chart_type": "radar",
  "dimensions": [
    {
      "name": "Style Score",
      "grade": "",
      "indicators": [
        {
          "name": "Revenue YoY",
          "value": "12.89%",
          "rating": ""
        },
        {
          "name": "Net Profit YoY",
          "value": "38.84%",
          "rating": ""
        },
        {
          "name": "P/B Ratio",
          "value": "2.93",
          "rating": ""
        },
        {
          "name": "Dividend Ratio",
          "value": "0.85%",
          "rating": ""
        }
      ]
    },
    {
      "name": "Size Score",
      "grade": "",
      "indicators": [
        {
          "name": "Market Cap",
          "value": "3174381735.82",
          "rating": ""
        },
        {
          "name": "Revenue",
          "value": "2862934147.51",
          "rating": ""
        }
      ]
    },
    {
      "name": "Multi Score",
      "grade": "B",
      "indicators": [
        {
          "name": "ROE",
          "value": "12.23%",
          "rating": "B"
        },
        {
          "name": "Profit Margin",
          "value": "4.47%",
          "rating": "C"
        },
        {
          "name": "Gross Margin",
          "value": "15.24%",
          "rating": "D"
        },
        {
          "name": "Revenue YoY",
          "value": "12.89%",
          "rating": "B"
        },
        {
          "name": "Net Profit YoY",
          "value": "38.84%",
          "rating": "B"
        },
        {
          "name": "Total Assets YoY",
          "value": "12.22%",
          "rating": "B"
        },
        {
          "name": "Net Assets YoY",
          "value": "15.31%",
          "rating": "B"
        },
        {
          "name": "Cash Flow Margin",
          "value": "-33.02%",
          "rating": "E"
        },
        {
          "name": "OCF YoY",
          "value": "12.89%",
          "rating": "B"
        },
        {
          "name": "Turnover",
          "value": "1.13",
          "rating": "A"
        },
        {
          "name": "Gearing Ratio",
          "value": "57.27%",
          "rating": "D"
        }
      ]
    }
  ]
}
```

## Valuation Analysis

| Metric | Current | Industry Ranking | High | Median | Low |
|--------|---------|-----------------|------|--------|-----|
| PE (TTM) | 24.77 | 13/154 | 38.58 | 30.80 | 27.10 |
| PB | 2.92 | 69/154 | 4.10 | 3.71 | 3.13 |
| PS (TTM) | 1.11 | 9/154 | 1.48 | 1.35 | 1.15 |
| Dividend Yield | 0.86% | 40/154 | 0.85% | 0.75% | 0.68% |

## Peer Comparison

| Rank | Name | Profit | Growth | Operation | Security | Cash | Rating |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 01 | wanhua (600309.SH) | B | B | B | D | A | B |
| 02 | Ganfeng Lithium (002460.SZ) | B | A | D | C | B | B |
| 03 | NHU (002001.SZ) | A | C | C | B | C | B |
| 04 | FEILIHUA (300395.SZ) | B | A | D | A | B | B |
| 05 | DING LONG (300054.SZ) | A | B | C | C | B | B |

## References

- [Company Overview — Profile, executives, shareholders, business breakdown](https://longbridge.com/en/quote/300644.SZ/overview.md)
- [Financial Reports — Income, balance sheet, cash flow, dividends](https://longbridge.com/en/quote/300644.SZ/norm.md)
- [Related News](https://longbridge.com/en/quote/300644.SZ/news.md)
- [Filings — Company announcements and regulatory filings](https://longbridge.com/en/quote/300644.SZ/filings.md)

---

> **Disclaimer: This article is for reference only and does not constitute any investment advice.**