Delivering Geopolitically Dependable Supply

For over a decade, designing and manufacturing innovative products has been the core of our business. We have three factories in China, including an electronic component manufacturing plant, an alloy materials plant, and an electron beam welding equipment facility. We are expanding our internal operations—built on years of reliable manufacturing expertise—to ensure the supply of products our customers need, delivered at the time and place they require.

Expand Production Capacity

PROSEMI Completed The First Round Of Financing Of Tens Of Millions Of RMB

Recently, the precision micro-resistance current sensor company Suzhou PROSEMI Micro-electronic Technology Co., Ltd. (hereinafter referred to as "PROS ...
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Our Advantages

Continuous R&D

Continuous R&D

We have core R&D teams from leading domestic and foreign companies such as Yageo Electronics, Dayi Electronics, Huade Electronics, AEM, Littelfuse, etc., and make strategic investments in the research and development of current sensing resistors and circuit protection products to meet the product needs of customers in the next few decades.

Visible Quality

Visible Quality

We have passed the ATF16949 automotive regulatory system and have REACH and other certificates. Legal and compliant operations mean that PROSEMI is committed to maintaining high standards in the automotive industry for a long time, providing consistent high-quality products and services and commitment to environmental responsibility.

Owning Our Process Technologies

Owning Our Process Technologies

We have not only broken through the bottleneck technologies in many manufacturing processes, but also broken the monopoly of Germany, the United States and Japan in high-end model series (such as high-power alloy CSR products), becoming one of the few companies in the world with three different technology platforms and a diversified product series.

Sustainable Manufacturing

Sustainable Manufacturing

Our compliance with REACH, RoHS, UL, VED and HF standards ensures that PROSEMI products are safe and environmentally friendly, and we work with you to reduce hazardous substances in electronic products worldwide.

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Production Bases

220+

Employees

180kk

Monthly Production Capacity

100%

Independent Manufacturing

Complete Industrial Chain

For PROSEMI, a leader in providing high-performance electronic components, this concept is central to its strategy for delivering reliable, cutting-edge solutions to its customers. By offering a comprehensive industrial chain that spans everything from research and development (R&D) to manufacturing, distribution, and after-sales support, PROSEMI ensures that its products meet the highest standards of quality and performance.
Suzhou Production Base

Suzhou Production Base

Basic information: 4000m ², Building 9, Phase 1, Liandong U Valley, Shengpu Street, Industrial Park

Production products: current sensor resistors, overcurrent protection, overvoltage protection

Dongguan Production Base

Dongguan Production Base

Basic information: 5500m ², Shangyi Science and Technology Park, Chashan Town, Dongguan City, Guangdong Province

Production products: Electron beam welding equipment, electron beam welding of metal materials and products, welding services

Jiaxing Production Base (under construction)

Jiaxing Production Base (under construction)

Basic information: 6800m ² (Phase I), Jiaxing Nanhu Science and Technology City, with an estimated investment of 30 million yuan in fixed assets investment

Production products: alloy new materials, high-end equipment and services for electron beam welding, expected to be officially put into operation in the third quarter of 2025

From

Upstream Materials And Equipment

Electron Beam Welding Equipment

Electron Beam Welding Equipment

Over 80% Shunt Welding market share in CSR EBW strips (0.1-5mm) in China

EBW Manufacturing Technology

EBW Manufacturing Technology

EBW strips Thinnest in the word(<0.3mm,minimum to 0.1mm)

Alloy Materials

Alloy Materials

Expanding our production capacity in plants#1

One-step Solution, Fully Independent And Controllable, With Guaranteed Quality!

Recent News

Alloy Sampling Resistance

Alloy Sampling Resistance

PROSEMI ultra-thin SMT alloy sampling resistor, minimum package 0402, thickness ≤ 0.35mm, minimum resistance value as lo ...
[breaking News] PROSEMI Won The "2024 Market Excellence Award"

[breaking News] PROSEMI Won The "2024 Market Excellence Award"

On August 27, 2024, the Shenzhen International Electronics Show (elexcon 2024) and the authoritative media "Electronics ...
PROSEMI Completed The First Round Of Financing Of Tens Of Millions Of RMB

PROSEMI Completed The First Round Of Financing Of Tens Of Millions Of RMB

Recently, the precision micro-resistance current sensor company Suzhou PROSEMI Micro-electronic Technology Co., Ltd. (he ...

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