---
title: "SG Micro Corp (300661.SZ)"
type: "Symbol"
locale: "en"
url: "https://longbridge.com/en/quote/300661.SZ.md"
symbol: "300661.SZ"
name: "SG Micro Corp"
industry: "Semiconductors"
datetime: "2026-05-20T00:24:23.140Z"
locales:
  - [en](https://longbridge.com/en/quote/300661.SZ.md)
  - [zh-CN](https://longbridge.com/zh-CN/quote/300661.SZ.md)
  - [zh-HK](https://longbridge.com/zh-HK/quote/300661.SZ.md)
---

# SG Micro Corp (300661.SZ)

## Company Overview

SG Micro Corp engages in the development, manufacturing and sales of comprehensive analog and mixed-signal integrated-circuit (IC) solutions in Mainland China, Hong Kong, Taiwan, and internationally. The company offers operational, instrumentation, current-sense, and differential amplifiers, as well as application-specific and comparators; digital-to-analog and analog-to-digital converters, and AFE; series voltage and shunt voltage references; audio amplifiers, click-pop suppressors, audio line drivers, audio converters, and video buffers; and logic gates, specialty logic ICs, buffers, drivers, transceivers, flip-flops, latches, and registers. It also provides auto and fixed directions, direction controlled, and application specific; ESD protection, I2C ICs, and multi-switch detection interface ICs; analog switches, USB switches, multiplexers, bus switches, and protocol specific; digital and analog temperature sensors; RF switch, RF LNA, and power amplifiers; quad matched resistor; and magnetic encoder and angular position sensors. In addition, the company offers DC/DC switching regulator products; low-dropout regulators; P-channel and N-channel MOSFETs; linear chargers, switching chargers, switched cap chargers, and battery protection ICs; and multi-supply monitors, single-supply monitors, watchdog timer only, supply monitors with watchdog timers, and supply monitors without watchdog timers.

| Item | Detail |
|------|--------|
| Industry | Semiconductors |
| Exchange | CN Market |
| Website | [www.sg-micro.com](https://www.sg-micro.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: 2026-05-19T04:30:10.000Z

**Overall: B (0.28)**

**Industry**: Semiconductors

| Metric | Value |
|--------|-------|
| Industry Ranking | 17 / 165 |
| Industry Median | C |
| Industry Average | C |

- **Style**: Growth - Stocks whose main business is in the growth stage.
- **Scale**: Mid - The company has stable operation of a large-cap stock and the high return of a small-cap stock.

**Multi Score**: B

#### Style Score Score: 

| Indicator | Value | Rating |
|-----------|-------|--------|
| Revenue YoY | 23.45% |  |
| Net Profit YoY | 20.84% |  |
| P/B Ratio | 11.96 |  |
| Dividend Ratio | 0.34% |  |

#### Size Score Score: 

| Indicator | Value | Rating |
|-----------|-------|--------|
| Market Cap | 65325639902.26 |  |
| Revenue | 4202607533.91 |  |

#### Multi Score Score: B

| Indicator | Value | Rating |
|-----------|-------|--------|
| ROE | 12.18% | B |
| Profit Margin | 14.52% | B |
| Gross Margin | 51.63% | B |
| Revenue YoY | 23.45% | A |
| Net Profit YoY | 20.84% | B |
| Total Assets YoY | 22.15% | A |
| Net Assets YoY | 20.64% | A |
| Cash Flow Margin | 69.12% | C |
| OCF YoY | 23.45% | A |
| Turnover | 0.64 | B |
| Gearing Ratio | 23.45% | B |

```chart-data:radar
{
  "title": "Longbridge Financial Score - SG Micro Corp",
  "chart_type": "radar",
  "dimensions": [
    {
      "name": "Style Score",
      "grade": "",
      "indicators": [
        {
          "name": "Revenue YoY",
          "value": "23.45%",
          "rating": ""
        },
        {
          "name": "Net Profit YoY",
          "value": "20.84%",
          "rating": ""
        },
        {
          "name": "P/B Ratio",
          "value": "11.96",
          "rating": ""
        },
        {
          "name": "Dividend Ratio",
          "value": "0.34%",
          "rating": ""
        }
      ]
    },
    {
      "name": "Size Score",
      "grade": "",
      "indicators": [
        {
          "name": "Market Cap",
          "value": "65325639902.26",
          "rating": ""
        },
        {
          "name": "Revenue",
          "value": "4202607533.91",
          "rating": ""
        }
      ]
    },
    {
      "name": "Multi Score",
      "grade": "B",
      "indicators": [
        {
          "name": "ROE",
          "value": "12.18%",
          "rating": "B"
        },
        {
          "name": "Profit Margin",
          "value": "14.52%",
          "rating": "B"
        },
        {
          "name": "Gross Margin",
          "value": "51.63%",
          "rating": "B"
        },
        {
          "name": "Revenue YoY",
          "value": "23.45%",
          "rating": "A"
        },
        {
          "name": "Net Profit YoY",
          "value": "20.84%",
          "rating": "B"
        },
        {
          "name": "Total Assets YoY",
          "value": "22.15%",
          "rating": "A"
        },
        {
          "name": "Net Assets YoY",
          "value": "20.64%",
          "rating": "A"
        },
        {
          "name": "Cash Flow Margin",
          "value": "69.12%",
          "rating": "C"
        },
        {
          "name": "OCF YoY",
          "value": "23.45%",
          "rating": "A"
        },
        {
          "name": "Turnover",
          "value": "0.64",
          "rating": "B"
        },
        {
          "name": "Gearing Ratio",
          "value": "23.45%",
          "rating": "B"
        }
      ]
    }
  ]
}
```

## Valuation Analysis

| Metric | Current | Industry Ranking | High | Median | Low |
|--------|---------|-----------------|------|--------|-----|
| PE (TTM) | 114.39 | 60/165 | 92.68 | 85.08 | 77.41 |
| PB | 12.78 | 141/165 | 10.13 | 9.34 | 8.74 |
| PS (TTM) | 16.61 | 119/165 | 13.57 | 12.58 | 11.57 |
| Dividend Yield | 0.31% | 45/165 | 0.22% | 0.21% | 0.19% |

## Peer Comparison

| Rank | Name | Profit | Growth | Operation | Security | Cash | Rating |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 01 | Cambricon (688256.SH) | A | A | B | A | B | A |
| 02 | Rockchip (603893.SH) | A | A | A | A | B | A |
| 03 | Puya semiconductor (688766.SH) | B | A | A | B | B | A |
| 04 | Hygon Information Technology (688041.SH) | B | A | C | B | C | B |
| 05 | Montage Technology (688008.SH) | A | A | D | A | B | B |

## Institutional View

### Analyst Rating Distribution

> As of 2026-05-12T16:00:00.000Z

Total Analysts: **8**

| Rating | Count | Percentage |
|--------|-------|-----------| 
| Buy | 4 | 50% |
| Hold | 4 | 50% |

### Target Price Forecast

| Metric | Price |
|--------|-------|
| Current Price | 112.60 |
| Highest Target | 100.00 |
| Lowest Target | 70.50 |

## References

- [Company Overview — Profile, executives, shareholders, business breakdown](https://longbridge.com/en/quote/300661.SZ/overview.md)
- [Financial Reports — Income, balance sheet, cash flow, dividends](https://longbridge.com/en/quote/300661.SZ/norm.md)
- [Related News](https://longbridge.com/en/quote/300661.SZ/news.md)
- [Filings — Company announcements and regulatory filings](https://longbridge.com/en/quote/300661.SZ/filings.md)

---

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