---
title: "China Oilfield Services Limited (601808.SH)"
type: "Symbol"
locale: "en"
url: "https://longbridge.com/en/quote/601808.SH.md"
symbol: "601808.SH"
name: "China Oilfield Services Limited"
industry: "Energy Equipment and Services"
datetime: "2026-05-19T23:11:57.416Z"
locales:
  - [en](https://longbridge.com/en/quote/601808.SH.md)
  - [zh-CN](https://longbridge.com/zh-CN/quote/601808.SH.md)
  - [zh-HK](https://longbridge.com/zh-HK/quote/601808.SH.md)
---

# China Oilfield Services Limited (601808.SH)

## Company Overview

China Oilfield Services Limited, together with its subsidiaries, provides integrated oilfield services in China, Indonesia, Mexico, Norway, the Middle East, and internationally. The company operates through four divisions: Geophysical Services, Drilling Services, Well Services, and Marine and Transportation Services. It offers drilling services, including drilling lift boats and accommodation and rigs; well services, such as directional drilling, logging, drilling and completion fluids, cementing, workover, production and optimization, and well completion; and geophysics and geotechnical surveying, as well as marine support vessels comprising anchor handling, towing, cargo (passenger) transportation, stand-by, and oil lifting assisting services. The company was incorporated in 2001 and is based in Sanhe, China.

| Item | Detail |
|------|--------|
| Industry | Energy Equipment and Services |
| Exchange | CN Market |
| Website | [www.cosl.com.cn](https://www.cosl.com.cn) |

## 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: 2026-05-19T04:30:08.000Z

**Overall: C (0.41)**

**Industry**: Energy Equipment and Services

| Metric | Value |
|--------|-------|
| Industry Ranking | 5 / 29 |
| Industry Median | C |
| Industry Average | C |

- **Style**: Value - Stocks where the company's main business is in a mature stage.
- **Scale**: Large - The company has stable operations, allowing for dependable long-term returns.

**Multi Score**: C

#### Style Score Score: 

| Indicator | Value | Rating |
|-----------|-------|--------|
| Revenue YoY | 3.74% |  |
| Net Profit YoY | 12.44% |  |
| P/B Ratio | 1.43 |  |
| Dividend Ratio | 1.62% |  |

#### Size Score Score: 

| Indicator | Value | Rating |
|-----------|-------|--------|
| Market Cap | 67787245419.69 |  |
| Revenue | 50732751124.94 |  |

#### Multi Score Score: C

| Indicator | Value | Rating |
|-----------|-------|--------|
| ROE | 8.26% | B |
| Profit Margin | 7.50% | B |
| Gross Margin | 18.42% | D |
| Revenue YoY | 3.74% | C |
| Net Profit YoY | 12.44% | C |
| Total Assets YoY | 3.67% | C |
| Net Assets YoY | 6.11% | B |
| Cash Flow Margin | 296.56% | A |
| OCF YoY | 3.74% | C |
| Turnover | 0.60 | B |
| Gearing Ratio | 44.30% | C |

```chart-data:radar
{
  "title": "Longbridge Financial Score - China Oilfield Services Limited",
  "chart_type": "radar",
  "dimensions": [
    {
      "name": "Style Score",
      "grade": "",
      "indicators": [
        {
          "name": "Revenue YoY",
          "value": "3.74%",
          "rating": ""
        },
        {
          "name": "Net Profit YoY",
          "value": "12.44%",
          "rating": ""
        },
        {
          "name": "P/B Ratio",
          "value": "1.43",
          "rating": ""
        },
        {
          "name": "Dividend Ratio",
          "value": "1.62%",
          "rating": ""
        }
      ]
    },
    {
      "name": "Size Score",
      "grade": "",
      "indicators": [
        {
          "name": "Market Cap",
          "value": "67787245419.69",
          "rating": ""
        },
        {
          "name": "Revenue",
          "value": "50732751124.94",
          "rating": ""
        }
      ]
    },
    {
      "name": "Multi Score",
      "grade": "C",
      "indicators": [
        {
          "name": "ROE",
          "value": "8.26%",
          "rating": "B"
        },
        {
          "name": "Profit Margin",
          "value": "7.50%",
          "rating": "B"
        },
        {
          "name": "Gross Margin",
          "value": "18.42%",
          "rating": "D"
        },
        {
          "name": "Revenue YoY",
          "value": "3.74%",
          "rating": "C"
        },
        {
          "name": "Net Profit YoY",
          "value": "12.44%",
          "rating": "C"
        },
        {
          "name": "Total Assets YoY",
          "value": "3.67%",
          "rating": "C"
        },
        {
          "name": "Net Assets YoY",
          "value": "6.11%",
          "rating": "B"
        },
        {
          "name": "Cash Flow Margin",
          "value": "296.56%",
          "rating": "A"
        },
        {
          "name": "OCF YoY",
          "value": "3.74%",
          "rating": "C"
        },
        {
          "name": "Turnover",
          "value": "0.60",
          "rating": "B"
        },
        {
          "name": "Gearing Ratio",
          "value": "44.30%",
          "rating": "C"
        }
      ]
    }
  ]
}
```

## Valuation Analysis

| Metric | Current | Industry Ranking | High | Median | Low |
|--------|---------|-----------------|------|--------|-----|
| PE (TTM) | 17.88 | 3/29 | 19.77 | 19.03 | 18.06 |
| PB | 1.43 | 4/29 | 1.61 | 1.50 | 1.45 |
| PS (TTM) | 1.34 | 6/29 | 1.50 | 1.37 | 1.33 |
| Dividend Yield | 1.62% | 5/29 | 1.67% | 1.61% | 1.48% |

## Peer Comparison

| Rank | Name | Profit | Growth | Operation | Security | Cash | Rating |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 01 | Jereh Group (002353.SZ) | B | B | C | B | B | B |
| 02 | DEVELOP (688377.SH) | C | B | C | B | B | B |
| 03 | Shandong Molong (002490.SZ) | D | A | B | E | A | B |
| 04 | Lanpec (601798.SH) | C | A | C | C | A | B |
| 05 | COSL (601808.SH) | C | C | B | C | B | C |

## Institutional View

### Analyst Rating Distribution

> As of 2026-05-05T16:00:00.000Z

Total Analysts: **8**

| Rating | Count | Percentage |
|--------|-------|-----------| 
| Buy | 3 | 38% |
| Overweight | 3 | 38% |
| Hold | 1 | 13% |
| Sell | 1 | 13% |

### Target Price Forecast

| Metric | Price |
|--------|-------|
| Current Price | 14.28 |
| Highest Target | 22.00 |
| Lowest Target | 13.70 |

## References

- [Company Overview — Profile, executives, shareholders, business breakdown](https://longbridge.com/en/quote/601808.SH/overview.md)
- [Financial Reports — Income, balance sheet, cash flow, dividends](https://longbridge.com/en/quote/601808.SH/norm.md)
- [Related News](https://longbridge.com/en/quote/601808.SH/news.md)
- [Filings — Company announcements and regulatory filings](https://longbridge.com/en/quote/601808.SH/filings.md)

---

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