A global materials company that advances to the highest quality through the passion for providing value beyond needs and endless technological innovation.

Seoil Casting Co., Ltd. has actively invested in excellent human resources and continuous R&D activities to grow into a sustainable company based on the best technology.
Major production existing auto parts production of electricity, hydrogen, as well as car parts, developing renewable energies, and enter the market. By the various national and international companies based on equipment and technology to move.

SI was founded in 1978 and we've been focusing on the development of metal material and precise machining ever since then.

We have developed diverse material parts including Aluminum, Iron and SUS etc, specializing in casting and forging technologies.

Apart from Korea plants, a new aluminum gravity casting foundry was built up in Ho Chi Minh City, Vietnam in 2014 and we’ve been extending business networks in the Vietnamese material industry.

Our technology and products have been applied to Automobile Engine, transmission and many other industrial special parts which are very essential for human life.
With the best quality and price, we have been satisfying our customers and contributing to the development of human culture.
SI Flowtech Co., Ltd. was established in 2018, having developed Plug Valves, Repair Kits and other various parts of flow lines.
Through the harmonization of Korea HQ and Vietnam’s enthusiasm, we will lead the creative innovation for the improvement of human’s safety and convenience in response to the 4th Industrial Revolution of the 21st century.

Thank you!