---
title: "Tongding Interconnection Information Co., Ltd. (002491.SZ)"
type: "Symbol"
locale: "en"
url: "https://longbridge.com/en/quote/002491.SZ.md"
symbol: "002491.SZ"
name: "Tongding Interconnection Information Co., Ltd."
industry: "Communications Equipment"
datetime: "2026-05-19T22:49:14.503Z"
locales:
  - [en](https://longbridge.com/en/quote/002491.SZ.md)
  - [zh-CN](https://longbridge.com/zh-CN/quote/002491.SZ.md)
  - [zh-HK](https://longbridge.com/zh-HK/quote/002491.SZ.md)
---

# Tongding Interconnection Information Co., Ltd. (002491.SZ)

## Company Overview

Tongding Interconnection Information Co., Ltd. engages in the optical and electrical cables and supporting, broadband access, network security, big data, and Internet of Things businesses in the People’s Republic of China and internationally. The company offers optical preform, and fiber and cable products; copper medium and low voltage power cables for urban underground power grid, power stations, outlet line of substations, and industrial and mining enterprises internal power supply; optical and electrical cable products for railway and urban rail transit signal systems; and 5G network services. The company was formerly known as Jiangsu Tongding Optic-Electronic Co., Ltd.

| Item | Detail |
|------|--------|
| Industry | Communications Equipment |
| Exchange | CN Market |
| Website | [www.tdgd.com.cn](https://www.tdgd.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 (0.50)**

**Industry**: Communications Equipment

| Metric | Value |
|--------|-------|
| Industry Ranking | 36 / 97 |
| Industry Median | C |
| Industry Average | C |

- **Style**: Growth - Stocks whose main business is in the growth stage.
- **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 | 38.05% |  |
| Net Profit YoY | -166.36% |  |
| P/B Ratio | 11.56 |  |
| Dividend Ratio | 0.00% |  |

#### Size Score Score: 

| Indicator | Value | Rating |
|-----------|-------|--------|
| Market Cap | 29110744894.43 |  |
| Revenue | 3812880473.22 |  |

#### Multi Score Score: C

| Indicator | Value | Rating |
|-----------|-------|--------|
| ROE | -6.03% | D |
| Profit Margin | -4.11% | D |
| Gross Margin | 26.96% | C |
| Revenue YoY | 38.05% | A |
| Net Profit YoY | -166.36% | E |
| Total Assets YoY | 1.79% | C |
| Net Assets YoY | 1.67% | C |
| Cash Flow Margin | -62.32% | E |
| OCF YoY | 38.05% | A |
| Turnover | 0.62 | B |
| Gearing Ratio | 56.11% | C |

```chart-data:radar
{
  "title": "Longbridge Financial Score - Tongding Interconnection Information Co., Ltd.",
  "chart_type": "radar",
  "dimensions": [
    {
      "name": "Style Score",
      "grade": "",
      "indicators": [
        {
          "name": "Revenue YoY",
          "value": "38.05%",
          "rating": ""
        },
        {
          "name": "Net Profit YoY",
          "value": "-166.36%",
          "rating": ""
        },
        {
          "name": "P/B Ratio",
          "value": "11.56",
          "rating": ""
        },
        {
          "name": "Dividend Ratio",
          "value": "0.00%",
          "rating": ""
        }
      ]
    },
    {
      "name": "Size Score",
      "grade": "",
      "indicators": [
        {
          "name": "Market Cap",
          "value": "29110744894.43",
          "rating": ""
        },
        {
          "name": "Revenue",
          "value": "3812880473.22",
          "rating": ""
        }
      ]
    },
    {
      "name": "Multi Score",
      "grade": "C",
      "indicators": [
        {
          "name": "ROE",
          "value": "-6.03%",
          "rating": "D"
        },
        {
          "name": "Profit Margin",
          "value": "-4.11%",
          "rating": "D"
        },
        {
          "name": "Gross Margin",
          "value": "26.96%",
          "rating": "C"
        },
        {
          "name": "Revenue YoY",
          "value": "38.05%",
          "rating": "A"
        },
        {
          "name": "Net Profit YoY",
          "value": "-166.36%",
          "rating": "E"
        },
        {
          "name": "Total Assets YoY",
          "value": "1.79%",
          "rating": "C"
        },
        {
          "name": "Net Assets YoY",
          "value": "1.67%",
          "rating": "C"
        },
        {
          "name": "Cash Flow Margin",
          "value": "-62.32%",
          "rating": "E"
        },
        {
          "name": "OCF YoY",
          "value": "38.05%",
          "rating": "A"
        },
        {
          "name": "Turnover",
          "value": "0.62",
          "rating": "B"
        },
        {
          "name": "Gearing Ratio",
          "value": "56.11%",
          "rating": "C"
        }
      ]
    }
  ]
}
```

## Valuation Analysis

| Metric | Current | Industry Ranking | High | Median | Low |
|--------|---------|-----------------|------|--------|-----|
| PE (TTM) | -185.88 | 92/97 | 3068.97 | 1741.49 | 29.16 |
| PB | 11.56 | 79/97 | 5.25 | 2.81 | 2.57 |
| PS (TTM) | 7.63 | 53/97 | 4.08 | 2.42 | 2.17 |
| Dividend Yield | 0.00% | - | - | - | - |

## Peer Comparison

| Rank | Name | Profit | Growth | Operation | Security | Cash | Rating |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 01 | Zhongji Innolight (300308.SZ) | A | A | A | B | B | A |
| 02 | TFC (300394.SZ) | A | A | A | A | B | A |
| 03 | YOFC (601869.SH) | B | B | C | C | A | B |
| 04 | HTGD (600487.SH) | C | B | A | C | B | B |
| 05 | SUNWAY COMM (300136.SZ) | B | C | B | C | B | B |

## References

- [Company Overview — Profile, executives, shareholders, business breakdown](https://longbridge.com/en/quote/002491.SZ/overview.md)
- [Financial Reports — Income, balance sheet, cash flow, dividends](https://longbridge.com/en/quote/002491.SZ/norm.md)
- [Related News](https://longbridge.com/en/quote/002491.SZ/news.md)
- [Filings — Company announcements and regulatory filings](https://longbridge.com/en/quote/002491.SZ/filings.md)

---

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