300623.SZ
300623.SZ
CNE100002PG6
JJWD
Loading chart...

Company Profile

Jiangsu JieJie Microelectronics Co., Ltd. engages in the research and development, design, production, and sale of power semiconductor chips and devices in China and internationally. It offers uni-directional and bi-directional thyristors; transient voltage and thyristor surge suppresso, TVS diode array, sidac, zener and small switching diodes, small signal transistor, varistor, and ceramic gas discharge tube; and automotive, low and medium-voltage, and high-voltage MOSFETs. The company also provides rectifier diodes and bridge rectifier; power modules and components; opto-coupler; power IC; and IGBT products. Its products are used in fast charger, electric vehicle charging, switched-mode power supply, BLDC and PMSM motor drive, photovoltaic inverter, air conditioners, washing machine, leakage protective devices, automotive electronics, consumer electronics, and battery management system applications. The company was founded in 1995 and is headquartered in Qidong, China.

Related stocks

2631.HK
2631.HK • China
SICC
63.1 HKD
3.9B USD 1Y +0.6%
688127.SS
688127.SS • China
ZHEJIANG LANTE OPTICS CO LTD
55.48 CNY
3.37B USD 1Y +61.2%
300236.SZ
300236.SZ • China
SHANGHAI SINYANG
79.05 CNY
3.71B USD 1Y +29.3%
603806.SS
603806.SS • China
HANGZHOU FIRST APPLIED MATERIAL
14.35 CNY
5.6B USD 1Y -11.8%
301611.SZ
301611.SZ • China
KEMA
77.05 CNY
5.03B USD 1Y +22%
300751.SZ
300751.SZ • China
MAXWELL
160 CNY
6.68B USD 1Y +36.8%
688048.SS
688048.SS • China
SUZHOU EVERBRIGHT PHOTONICS CO
219.2 CNY
5.78B USD 1Y +190.9%
002409.SZ
002409.SZ • China
YOKE TECHNOLOGY
112.07 CNY
7.98B USD 1Y +38.1%

Key Metrics & Overview

Detailed metrics & financial data of the company

Company Profile
5 Metrics

🛡️ Risk & Structural Analysis

Multi-Factor Risk Model & Market Data

7/7 Very High
5Y Volatility
50.8% p.a.
Max Drawdown (5Y)
-70.5%
Sharpe Ratio (5Y)
-0.07
Beta Factor
0.88
Size Class
Large Cap
Notes & Warnings
Single Stock Risk: Investing in an individual stock carries full company and insolvency risk (no fund diversification).
Exemplary balance sheet strength: Very solid ratio of equity to debt.
🔴 High valuation risk: Avg P/E of 49.0 (Elevated multiple compression risk)
Elevated Short-Term Volatility: 3Y volatility (57.9%) is noticeably higher than the 5Y average (50.8%).
Structurally High Volatility: Above-average fluctuations persist across 5 to 10 years (50.8% p.a.).
Historical Stress Test: Maximum peak-to-trough drawdown of -72.0% in the extended horizon.
ende