About Us


Reform to perfect, Accomplish to great

Company Profile

Jiangsu Yangjie Runau Semiconductor Co., Ltd. is a leading manufacturer of power semiconductor devices in China. With the globally recognized technology and production skill introduced and adopted, the founders of Runau Semiconductor have involved in the high power semiconductor industry in China for more than 30 years.  Runau has acquired the expertise to provide the most innovative solutions in the research, design, development, measuring, and manufacturing the high power semiconductor devices, power modules, and assembly units of power applicable systems. Runau possesses full capability to provide the art of state and reliable performance power electronics devices. In January of 2021, Runau was corporated by Yangzhou Yangjie Electronic Technology Co.,Ltd, the main-board published corporation in China main land, is approaching to a great development of manufacturing series high power semicondutor devices. Whenever matters required, our technicians, engineers, production team and sales force will work closely with our customers to ensure the high quality, on-time availability, and energetic performance of their electrical facilities.  

The company was constructed with a 2000m2 ultra-clean workshop, 100s sets the most advanced production facilities and measurement apparatus, the most talent members of 70s experienced workers in production line, 12 professional engineers and technicians (4 senior engineers) in R&D and manufacturing units. Dr. Henri Assalit, famous in the American power semiconductor industry, was invited as a technical development consultant. The cutting edge process skill and product standard was applied in Runau to establish the competitive advantages in technique and manufacture.

With the continuous evolution and the most advanced technologies applied, Runau is recognized as an expert in high quality and high performance power semiconductor devices manufacturing in China, the line card including:

● Round and square thyristor & rectifier diode chip

Thyristor & rectifier diode, welder diode, GTO, press-pack IGBT, power modules, and assemblies.

6” thyristor & rectifier and up to 8500V high voltage device is available in the production line.

The products are widely applied in electric traction,power transformation and distribution, rolling, induction heating, power electric plating, electrolysis, frequency converter, soft starter, motor speed controller, UPS, SVC & SVG and household appliances, etc.

Runau is inherited with fast reaction, continuous improvement, and international service strategy. Runau will continue to provide the improving and customer-oriented solutions in the field of high voltage & high current device as well system integration in power semiconductor application for global partners.


Factory Tour