JET is a semiconductor equipment manufacturer based in Okayama, Japan.
Centered on semiconductor cleaning equipment, JET is also expanding its technological presence into new energy sectors.

The semiconductor equipment market — JET’s core business area — continues to grow and evolve rapidly.
JET possesses the technological capabilities and operational stability needed to continuously deliver new technologies and products.
Backed by sound management performance and strong financial resources, JET actively responds to changing market conditions while striving to enhance quality and technological competitiveness to deliver highly reliable products and customer satisfaction.

Based in Siheung, Gyeonggi-do, 3Z is a global company specializing in plug valves.
3Z continues to invest in research and development to produce valve products with outstanding quality and performance, evolving into a comprehensive plug valve manufacturer trusted by customers and competitive with leading global companies.

3Z’s core products include industrial plug valves used across a wide range of industries worldwide — including petrochemical and gas plants, construction, and nuclear power — with their competitiveness recognized by global customers.
The company is also expanding its product portfolio through the development of technology-intensive products such as RSV valves, metal valves, and cryogenic valves to meet increasingly diverse customer needs.
Leveraging advanced and proprietary technologies, 3Z strives to maximize product performance, strengthen its global supply network, and deliver fast, differentiated after-sales service to create greater value with customers.

APCT Co., Ltd. is a chemical materials company located in the Sejong Industrial Complex, specializing in the contract manufacturing, sales, development, and production of process chemicals for semiconductor and display applications, including high-purity organic solvents, hazardous chemicals, plating solutions, and precision chemical materials.

Based on excellent research personnel and advanced technological expertise, APCT strives to provide customers with the value they need in a timely manner. In addition, APCT creates synergy with its parent company, a specialized semiconductor, display, and solar equipment manufacturer, while preparing for further growth through business partnerships with advanced domestic and global chemical material companies.

All employees of APCT are committed to becoming a trusted Korean chemical materials company in the high-tech era of the 21st century, continuously pursuing innovation to create a company where customers, employees, and shareholders can all thrive together.