---
title: "QuantumCTek Co., Ltd. (688027.SH)"
type: "Symbol"
locale: "en"
url: "https://longbridge.com/en/quote/688027.SH.md"
symbol: "688027.SH"
name: "QuantumCTek Co., Ltd."
industry: "Communications Equipment"
datetime: "2026-05-19T20:27:32.693Z"
locales:
  - [en](https://longbridge.com/en/quote/688027.SH.md)
  - [zh-CN](https://longbridge.com/zh-CN/quote/688027.SH.md)
  - [zh-HK](https://longbridge.com/zh-HK/quote/688027.SH.md)
---

# QuantumCTek Co., Ltd. (688027.SH)

## Company Overview

QuantumCTek Co., Ltd., together with its subsidiaries, engages in the research, development, production, and sale of quantum communication, computing, and measurement products in China. The company offers quantum-secure communication network core equipment, including MAN and BN QKD, portable ground station for satellite QKD, channel and key network switching, and fixed network encryption application products; and quantum-secure application products, such as quantum security services mobile engine, quantumbuds, quantummail, quantum meeting, quantum identity security system, qukey, qtcard, quantum security intelligent office books, and quantum security HD walkie-talkie. It also provides operating system software comprising Guo-Dun quantum-secure communication network management system and Guo-Dun network operation and maintenance system; quantum computer products, which include ezq-fridge, superconducting quantum computing cable components, Josephson impedance gradient parametric amplifier, ruthenium oxide thermometer, and extremely low temperature and low noise platform; and optoelectronic products, such as detectors, light sources, and random numbers. In addition, the company offers teaching systems and scientific instruments; and quantum precision measurement products comprising single photon imaging, cold atomic gravimeter, and femtosecond laser frequency comb.

| Item | Detail |
|------|--------|
| Industry | Communications Equipment |
| Exchange | CN Market |
| Website | [www.quantum-info.com](https://www.quantum-info.com) |

## 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 (0.38)**

**Industry**: Communications Equipment

| Metric | Value |
|--------|-------|
| Industry Ranking | 10 / 97 |
| 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 | 19.18% |  |
| Net Profit YoY | 162.62% |  |
| P/B Ratio | 18.53 |  |
| Dividend Ratio | 0.00% |  |

#### Size Score Score: 

| Indicator | Value | Rating |
|-----------|-------|--------|
| Market Cap | 59701063304.79 |  |
| Revenue | 313632905.47 |  |

#### Multi Score Score: B

| Indicator | Value | Rating |
|-----------|-------|--------|
| ROE | 0.21% | D |
| Profit Margin | 2.13% | C |
| Gross Margin | 54.36% | B |
| Revenue YoY | 19.18% | B |
| Net Profit YoY | 162.62% | A |
| Total Assets YoY | 1.12% | C |
| Net Assets YoY | 0.19% | D |
| Cash Flow Margin | 317.99% | A |
| OCF YoY | 19.18% | B |
| Turnover | 0.09 | E |
| Gearing Ratio | 9.40% | A |

```chart-data:radar
{
  "title": "Longbridge Financial Score - QuantumCTek Co., Ltd.",
  "chart_type": "radar",
  "dimensions": [
    {
      "name": "Style Score",
      "grade": "",
      "indicators": [
        {
          "name": "Revenue YoY",
          "value": "19.18%",
          "rating": ""
        },
        {
          "name": "Net Profit YoY",
          "value": "162.62%",
          "rating": ""
        },
        {
          "name": "P/B Ratio",
          "value": "18.53",
          "rating": ""
        },
        {
          "name": "Dividend Ratio",
          "value": "0.00%",
          "rating": ""
        }
      ]
    },
    {
      "name": "Size Score",
      "grade": "",
      "indicators": [
        {
          "name": "Market Cap",
          "value": "59701063304.79",
          "rating": ""
        },
        {
          "name": "Revenue",
          "value": "313632905.47",
          "rating": ""
        }
      ]
    },
    {
      "name": "Multi Score",
      "grade": "B",
      "indicators": [
        {
          "name": "ROE",
          "value": "0.21%",
          "rating": "D"
        },
        {
          "name": "Profit Margin",
          "value": "2.13%",
          "rating": "C"
        },
        {
          "name": "Gross Margin",
          "value": "54.36%",
          "rating": "B"
        },
        {
          "name": "Revenue YoY",
          "value": "19.18%",
          "rating": "B"
        },
        {
          "name": "Net Profit YoY",
          "value": "162.62%",
          "rating": "A"
        },
        {
          "name": "Total Assets YoY",
          "value": "1.12%",
          "rating": "C"
        },
        {
          "name": "Net Assets YoY",
          "value": "0.19%",
          "rating": "D"
        },
        {
          "name": "Cash Flow Margin",
          "value": "317.99%",
          "rating": "A"
        },
        {
          "name": "OCF YoY",
          "value": "19.18%",
          "rating": "B"
        },
        {
          "name": "Turnover",
          "value": "0.09",
          "rating": "E"
        },
        {
          "name": "Gearing Ratio",
          "value": "9.40%",
          "rating": "A"
        }
      ]
    }
  ]
}
```

## Valuation Analysis

| Metric | Current | Industry Ranking | High | Median | Low |
|--------|---------|-----------------|------|--------|-----|
| PE (TTM) | 8986.74 | 62/97 | 10530.46 | 9386.38 | 8805.01 |
| PB | 18.63 | 86/97 | 18.95 | 15.28 | 8.86 |
| PS (TTM) | 191.35 | 101/97 | 188.08 | 143.01 | 106.17 |
| Dividend Yield | 0.00% | 52/97 | - | - | - |

## 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 |

## Institutional View

### Analyst Rating Distribution

> As of 2026-05-01T16:00:00.000Z

Total Analysts: **1**

| Rating | Count | Percentage |
|--------|-------|-----------| 
| Buy | 1 | 100% |

### Target Price Forecast

| Metric | Price |
|--------|-------|
| Current Price | 584.00 |
| Highest Target | 336.17 |
| Lowest Target | 336.17 |

## References

- [Company Overview — Profile, executives, shareholders, business breakdown](https://longbridge.com/en/quote/688027.SH/overview.md)
- [Financial Reports — Income, balance sheet, cash flow, dividends](https://longbridge.com/en/quote/688027.SH/norm.md)
- [Related News](https://longbridge.com/en/quote/688027.SH/news.md)
- [Filings — Company announcements and regulatory filings](https://longbridge.com/en/quote/688027.SH/filings.md)

---

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