---
title: "ShenZhen Longtu Photomask Co., Ltd. (688721.SH)"
type: "Symbol"
locale: "en"
url: "https://longbridge.com/en/quote/688721.SH.md"
symbol: "688721.SH"
name: "ShenZhen Longtu Photomask Co., Ltd."
industry: "Semiconductor Materials and Equipment"
datetime: "2026-05-20T16:36:49.042Z"
locales:
  - [en](https://longbridge.com/en/quote/688721.SH.md)
  - [zh-CN](https://longbridge.com/zh-CN/quote/688721.SH.md)
  - [zh-HK](https://longbridge.com/zh-HK/quote/688721.SH.md)
---

# ShenZhen Longtu Photomask Co., Ltd. (688721.SH)

## Company Overview

Shenzhen Longtu Photomask Co., Ltd. engages on the design, production, and sale of semiconductor masks in China and internationally. The company provides quartz and soda mask products, as well as various technical services, such as mask design rule check, job deck view, mask cleaning, and pellicle remount services. Its products are used in semiconductor fields, such as power semiconductors, MEMS sensors, IC packaging, analog ICs, etc., as well as in various applications, including new energy, photovoltaic power generation, automotive electronics, industrial control, wireless communication, IoT, and consumer electronics.

| Item | Detail |
|------|--------|
| Industry | Semiconductor Materials and Equipment |
| Exchange | CN Market |
| Website | [www.starmask.cn](https://www.starmask.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: 2026-05-20T04:30:09.000Z

**Overall: C (0.46)**

**Industry**: Semiconductor Materials and Equipment

| Metric | Value |
|--------|-------|
| Industry Ranking | 46 / 63 |
| 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 | 5.44% |  |
| Net Profit YoY | -41.98% |  |
| P/B Ratio | 5.38 |  |
| Dividend Ratio | 0.00% |  |

#### Size Score Score: 

| Indicator | Value | Rating |
|-----------|-------|--------|
| Market Cap | 6593256639.28 |  |
| Revenue | 254719577.67 |  |

#### Multi Score Score: C

| Indicator | Value | Rating |
|-----------|-------|--------|
| ROE | 4.00% | C |
| Profit Margin | 19.26% | A |
| Gross Margin | 33.97% | C |
| Revenue YoY | 5.44% | C |
| Net Profit YoY | -41.98% | D |
| Total Assets YoY | 20.43% | A |
| Net Assets YoY | 0.08% | D |
| Cash Flow Margin | 153.31% | B |
| OCF YoY | 5.44% | C |
| Turnover | 0.18 | D |
| Gearing Ratio | 21.61% | A |

```chart-data:radar
{
  "title": "Longbridge Financial Score - ShenZhen Longtu Photomask Co., Ltd.",
  "chart_type": "radar",
  "dimensions": [
    {
      "name": "Style Score",
      "grade": "",
      "indicators": [
        {
          "name": "Revenue YoY",
          "value": "5.44%",
          "rating": ""
        },
        {
          "name": "Net Profit YoY",
          "value": "-41.98%",
          "rating": ""
        },
        {
          "name": "P/B Ratio",
          "value": "5.38",
          "rating": ""
        },
        {
          "name": "Dividend Ratio",
          "value": "0.00%",
          "rating": ""
        }
      ]
    },
    {
      "name": "Size Score",
      "grade": "",
      "indicators": [
        {
          "name": "Market Cap",
          "value": "6593256639.28",
          "rating": ""
        },
        {
          "name": "Revenue",
          "value": "254719577.67",
          "rating": ""
        }
      ]
    },
    {
      "name": "Multi Score",
      "grade": "C",
      "indicators": [
        {
          "name": "ROE",
          "value": "4.00%",
          "rating": "C"
        },
        {
          "name": "Profit Margin",
          "value": "19.26%",
          "rating": "A"
        },
        {
          "name": "Gross Margin",
          "value": "33.97%",
          "rating": "C"
        },
        {
          "name": "Revenue YoY",
          "value": "5.44%",
          "rating": "C"
        },
        {
          "name": "Net Profit YoY",
          "value": "-41.98%",
          "rating": "D"
        },
        {
          "name": "Total Assets YoY",
          "value": "20.43%",
          "rating": "A"
        },
        {
          "name": "Net Assets YoY",
          "value": "0.08%",
          "rating": "D"
        },
        {
          "name": "Cash Flow Margin",
          "value": "153.31%",
          "rating": "B"
        },
        {
          "name": "OCF YoY",
          "value": "5.44%",
          "rating": "C"
        },
        {
          "name": "Turnover",
          "value": "0.18",
          "rating": "D"
        },
        {
          "name": "Gearing Ratio",
          "value": "21.61%",
          "rating": "A"
        }
      ]
    }
  ]
}
```

## Valuation Analysis

| Metric | Current | Industry Ranking | High | Median | Low |
|--------|---------|-----------------|------|--------|-----|
| PE (TTM) | 140.73 | 30/63 | 92.62 | 86.10 | 72.41 |
| PB | 5.63 | 19/63 | 5.52 | 5.11 | 4.78 |
| PS (TTM) | 27.10 | 50/63 | 27.44 | 25.10 | 23.46 |
| Dividend Yield | 0.00% | - | 0.94% | 0.87% | 0.80% |

## Peer Comparison

| Rank | Name | Profit | Growth | Operation | Security | Cash | Rating |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 01 | NAURA (002371.SZ) | B | B | C | C | B | B |
| 02 | AMEC (688012.SH) | B | A | C | A | B | B |
| 03 | Piotech (688072.SH) | A | A | C | D | A | B |
| 04 | CCTech (300604.SZ) | A | A | B | C | B | B |
| 05 | HWATSING (688120.SH) | B | B | C | C | B | B |

## References

- [Company Overview — Profile, executives, shareholders, business breakdown](https://longbridge.com/en/quote/688721.SH/overview.md)
- [Financial Reports — Income, balance sheet, cash flow, dividends](https://longbridge.com/en/quote/688721.SH/norm.md)
- [Related News](https://longbridge.com/en/quote/688721.SH/news.md)

---

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