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More than 20 years of deep experience in chip design,wafer process development, module packaging design and application defnition.
Q-Tech As A Leading Ipm
Advanced Power-Semiconductor Devices, Including IGBT, FRD, SJ-IGBT, SGTMOS And SIC
Products
An international professional team with rich experience in power semiconductor chips, devices, and applications.
About Us
Shenzhen Baoquan Zhijie Technology Co., Ltd.
Shenzhen Baoquan Zhijie Technology Co., Ltd. is a company dedicated to the research, development and industrialization of advanced power-semiconductor devices, including IGBT, FRD, SJ-IGBT, SGTMOS and SiC. It masters the complete technology roadmap from NPT to the 7th-generation MPT trench cell, the design of high-performance FRDs, as well as full module packaging and testing capabilities.
The technical team comprises veterans from world-leading IDMs, with more than 20 years of deep experience in chip design, wafer process development, module packaging design and application definition. Team members have been granted dozens of domestic and international patents.
All wafers and power modules are designed, fabricated, packaged and tested in-house. Products serve mid- to high-end inverters, special-purpose power supplies, converters and photovoltaic systems. Devices designed and manufactured by the company have generated hundreds of millions of yuan in sales both in China and abroad.
- 3000㎡ Square Meters Factory
- 100+ Employee
- 86% Export to Many Countries
Application
Continuously developing innovative power devices to meet the market's stringent requirements for performance, quality, and cost.
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Automotive Electronics
Power devices are one of the core components that determine the performance of new energy vehicles, and they are mainly used in inverters, on-board chargers (OBC), DC-DC converters, etc.
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Household Appliances
As a leading electronic components distributor, we provide a comprehensive portfolio of high-performance, reliable components tailored to the evolving demands of home appliances.
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Industrial Applications
Smart industry reshapes production and manufacturing models through digital, networked, and intelligent technologies.
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Energy
Energy can be further classified into two major types: renewable energy and non-renewable energy. Renewable energy sources include
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News
2026.04.20
IGBT Module Guide: Inverter, Drive, Solar, Price & Supply
An IGBT module remains one of the most important building blocks in modern power electronics. Whether the end product is an industrial inverter, a motor drive, a welding system, an energy storage converter, or a solar inverter, the quality of the powe…
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2025.10.10
SiC MOSFET vs Si IGBT: Key Advantages of Silicon Carbide Power Devices
Thermal ConductivityExcellentAverageEfficiency (System)Very high (98%+ possible)Lower (often 94–96%)Magnetics & FiltersSmaller at higher fSWLarger due to lower fSWCooling RequirementsLower (smaller heatsinks)HigherDevice CostHigherLowerTotal Syst…
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2025.09.28
What is the Function of a Diode? Explained with Examples
ContentsDiode Overview: One-way current control What Does a Diode Do?Main functions of a diodeCommon diode types & functionsWhy diodes matterFAQDiode OverviewAt its core, a diode’s function is to allow current to flow in one direction (forward b…
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2025.09.27
How to Check Diode with Multimeter – Step by Step Guide
ContentsWhat is a diode?Why check a diode with a multimeter?Tools neededStep-by-step testing guideInterpreting resultsTips for accurate testingFAQWhat is a Diode?A diode is a semiconductor device that allows current to flow in only one direction. I
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2025.09.27
What is a Power Control Module? Definition, Applications, and Benefits
ContentsDefinition: What is a power control module?How a power control module worksApplicationsBenefitsQuick selection checklistFAQDefinition: What is a power control module?A power control module (PCM) is an integrated electronic unit that monitors…
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2025.09.22
IGBT Passivation Function: Materials, Longevity, and Efficiency
In power electronics, the Insulated Gate Bipolar Transistor (IGBT) has become one of the most important semiconductor devices for high-voltage and high-current switching. It is widely used in electric vehicles, renewable energy inverters, industrial m…
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2025.09.22
Are MOSFETs and CMOS Same? Key Differences Explained
When you encounter electronic devices and circuits, do you ever wonder: are MOSFET and CMOS the same?While both terms are closely related to semiconductor technology, they are not the same thing. In fact, MOSFET is a type of transistor device, on the…
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2025.09.05
Miniaturized Energy Storage for Compact Electronic Devices
Core Technical AdvantagesMicro Lithium-Ion Batteries (micro-LiBs)—defined by their sub-1000 mAh capacity and sub-10 cm volume—address the critical energy storage needs of ultra-compact electronics, outperforming traditional micro-batteries (e.g., co…
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2025.09.05
Integrated Solutions for Multi-Band Wireless Connectivity
Core Technical AdvantagesRF Front-End Modules (RF FEMs)—integrating key wireless components (power amplifiers, PA; low-noise amplifiers, LNA; filters; switches; and antenna tuners) into a single package—revolutionize wireless communication by addres…
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2025.09.05
Enabling High-Density Integration for Next-Gen Semiconductors
Core Technical AdvantagesAdvanced packaging technologies—including Chip-on-Wafer-on-Substrate (CoWoS), 3D Integrated Circuits (3D ICs), System-in-Package (SiP), and Wafer-Level Packaging (WLP)—redefine semiconductor performance by overcoming the phy…
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2025.09.05
Core Technical Advantages
Wide-bandgap (WBG) semiconductors—primarily gallium nitride (GaN) and silicon carbide (SiC)—outperform traditional silicon (Si) semiconductors in high-power, high-temperature, and high-frequency applications, addressing critical inefficiencies in po…
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2025.09.05
Enabling Conformable Electronics Without Compromise
Core Technical AdvantagesFlexible printed circuit (FPC) materials—including base films, adhesives, and conductive layers—redefine electronic packaging by enabling circuits to bend, fold, or conform to curved surfaces, outperforming rigid printed cir…
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2025.09.05
Miniaturized Precision for Navigation and Motion Tracking
Within the diverse connector ecosystem, medical device connectors stand as a uniquely critical category, engineered to meet the life-saving demands of healthcare environments—from sterile operating rooms to portable patient monitors. Unlike consumer …
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