---
title: "Sf Diamond Co., Ltd. (300179.SZ)"
type: "Symbol"
locale: "en"
url: "https://longbridge.com/en/quote/300179.SZ.md"
symbol: "300179.SZ"
name: "Sf Diamond Co., Ltd."
industry: "Industrial Machinery and Supplies and Components"
datetime: "2026-05-19T22:52:27.027Z"
locales:
  - [en](https://longbridge.com/en/quote/300179.SZ.md)
  - [zh-CN](https://longbridge.com/zh-CN/quote/300179.SZ.md)
  - [zh-HK](https://longbridge.com/zh-HK/quote/300179.SZ.md)
---

# Sf Diamond Co., Ltd. (300179.SZ)

## Company Overview

SF Diamond Co.,Ltd. engages in the research, development, production, and sales of polycrystalline diamond (PCD) and related products in China. It offers PCD blanks for cutting tools, polycrystalline cubic boron nitride (PCBN) blanks for cutting tools, PDC cutters, PCD die blanks for wire drawing, PCD semi-finished dies services, and solid CBN, as well as PCD and PCBN inserts, such as 2 tips, 4 tips, and 8 tips PCBN inserts. The company’s products are used for oil and gas, mining and construction, automobile, metal cutting, wire and cable, and wire cutting and processing.

| Item | Detail |
|------|--------|
| Industry | Industrial Machinery and Supplies and Components |
| Exchange | CN Market |
| Website | [www.sf-diamond.com](https://www.sf-diamond.com) |

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


## Longbridge Financial Score™: C
> *Longbridge Financial Score™ — Proprietary multi-factor rating model by Longbridge*
> Updated: 2026-05-19T04:30:10.000Z

**Overall: C (0.43)**

**Industry**: Industrial Machinery and Supplies and Components

| Metric | Value |
|--------|-------|
| Industry Ranking | 139 / 388 |
| 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**: C

#### Style Score Score: 

| Indicator | Value | Rating |
|-----------|-------|--------|
| Revenue YoY | 17.96% |  |
| Net Profit YoY | -17.95% |  |
| P/B Ratio | 11.63 |  |
| Dividend Ratio | 0.65% |  |

#### Size Score Score: 

| Indicator | Value | Rating |
|-----------|-------|--------|
| Market Cap | 14766465016.82 |  |
| Revenue | 619073647.23 |  |

#### Multi Score Score: C

| Indicator | Value | Rating |
|-----------|-------|--------|
| ROE | 8.05% | B |
| Profit Margin | 16.45% | A |
| Gross Margin | 46.80% | B |
| Revenue YoY | 17.96% | B |
| Net Profit YoY | -17.95% | D |
| Total Assets YoY | 7.01% | B |
| Net Assets YoY | -3.67% | D |
| Cash Flow Margin | 37.22% | D |
| OCF YoY | 17.96% | B |
| Turnover | 0.27 | D |
| Gearing Ratio | 38.02% | B |

```chart-data:radar
{
  "title": "Longbridge Financial Score - Sf Diamond Co., Ltd.",
  "chart_type": "radar",
  "dimensions": [
    {
      "name": "Style Score",
      "grade": "",
      "indicators": [
        {
          "name": "Revenue YoY",
          "value": "17.96%",
          "rating": ""
        },
        {
          "name": "Net Profit YoY",
          "value": "-17.95%",
          "rating": ""
        },
        {
          "name": "P/B Ratio",
          "value": "11.63",
          "rating": ""
        },
        {
          "name": "Dividend Ratio",
          "value": "0.65%",
          "rating": ""
        }
      ]
    },
    {
      "name": "Size Score",
      "grade": "",
      "indicators": [
        {
          "name": "Market Cap",
          "value": "14766465016.82",
          "rating": ""
        },
        {
          "name": "Revenue",
          "value": "619073647.23",
          "rating": ""
        }
      ]
    },
    {
      "name": "Multi Score",
      "grade": "C",
      "indicators": [
        {
          "name": "ROE",
          "value": "8.05%",
          "rating": "B"
        },
        {
          "name": "Profit Margin",
          "value": "16.45%",
          "rating": "A"
        },
        {
          "name": "Gross Margin",
          "value": "46.80%",
          "rating": "B"
        },
        {
          "name": "Revenue YoY",
          "value": "17.96%",
          "rating": "B"
        },
        {
          "name": "Net Profit YoY",
          "value": "-17.95%",
          "rating": "D"
        },
        {
          "name": "Total Assets YoY",
          "value": "7.01%",
          "rating": "B"
        },
        {
          "name": "Net Assets YoY",
          "value": "-3.67%",
          "rating": "D"
        },
        {
          "name": "Cash Flow Margin",
          "value": "37.22%",
          "rating": "D"
        },
        {
          "name": "OCF YoY",
          "value": "17.96%",
          "rating": "B"
        },
        {
          "name": "Turnover",
          "value": "0.27",
          "rating": "D"
        },
        {
          "name": "Gearing Ratio",
          "value": "38.02%",
          "rating": "B"
        }
      ]
    }
  ]
}
```

## Valuation Analysis

| Metric | Current | Industry Ranking | High | Median | Low |
|--------|---------|-----------------|------|--------|-----|
| PE (TTM) | 141.55 | 235/388 | 123.59 | 87.45 | 41.34 |
| PB | 11.35 | 359/388 | 8.64 | 6.11 | 4.04 |
| PS (TTM) | 23.29 | 389/388 | 19.29 | 13.65 | 9.43 |
| Dividend Yield | 0.67% | 144/388 | 1.95% | 1.32% | 0.92% |

## Peer Comparison

| Rank | Name | Profit | Growth | Operation | Security | Cash | Rating |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 01 | Sanhua (002050.SZ) | B | B | B | B | B | B |
| 02 | Inovance (300124.SZ) | B | B | B | C | B | B |
| 03 | JSHL (601100.SH) | B | B | C | A | B | B |
| 04 | Han's Laser (002008.SZ) | B | A | C | C | B | B |
| 05 | Han's CNC (301200.SZ) | B | A | C | B | C | B |

## References

- [Company Overview — Profile, executives, shareholders, business breakdown](https://longbridge.com/en/quote/300179.SZ/overview.md)
- [Financial Reports — Income, balance sheet, cash flow, dividends](https://longbridge.com/en/quote/300179.SZ/norm.md)
- [Related News](https://longbridge.com/en/quote/300179.SZ/news.md)
- [Filings — Company announcements and regulatory filings](https://longbridge.com/en/quote/300179.SZ/filings.md)

---

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