•• Supplied ultrapure water system to Sungkyunkwan University

•• SK Trichem cleanroom construction

•• Supplied cleanroom equipment to Wonik Materials

•• Supplied chemical dispensing system to HD Hyundai Oilbank

•• Supplied cleanroom equipment to LG Chemical

•• Improvement and relocation project for ultrapure water system at SK Materials

•• Supplied vacuum system to Air Liquide

•• Cleanroom construction and equipment supply for REC Silicon

•• Supplied ultrapure water system and cleanroom equipment to SK Trichem

•• Supplied ultrapure water system to K-water

•• Gas construction project contract for OCI

•• Cooling system project for HD Hyundai OCI

•• Supplied tritium and cesium pretreatment laboratory equipment to Korea Marine Environment Management Corporation

•• Recognized as a Specialized Parts, Materials, and Equipment Company

•• Selected for a National R&D Project by the Small and Medium Business Administration

•• Developed wafer analysis equipment for Samsung Electronics

•• Supplied ultrapure water system to Chung-Ang University

•• Cleanroom construction for K-water

•• Cleanroom construction for SK Trichem

•• Patents

• - Electrode plate structure for ion removal using Hastelloy titanium coating
• - System for Fe adsorption and removal from water using neodymium magnets
• - Participated in the SME Technology Development Program – Startup & Growth Technology Development Project (Successful)

•• Export Tower Award – Korea International Trade Association (Presidential Citation)

• - Supplied cleanroom equipment to SK Hynix (Icheon Plant)
• - Supplied cleanroom equipment to SK Hynix (China)
• - Export Tower Award – Korea International Trade Association (Chairman Citation)

•• Recognized as a “Great Place to Work” Root Enterprise

•• H₂O₂Cleanroom construction for OCI

•• Supplied cleanroom laboratory equipment to Wonik Materials (Xi’an)

•• Cleanroom construction for OCI Central Research Institute

•• Patent: Method for removing metallic impurities present in caustic soda

•• Awarded patent for KCC Saudi Arabia Laboratory Gas Project

•• Supplied ultrapure water system to Samsung Electronics – Electronic Materials Division

•• Supplied equipment for Hanwha Polysilicon Project

•• Supplied cleanroom equipment to SK Hynix (Icheon Plant)

•• Supplied ultrapure water system to Hanwha Yeosu Project – Analytical Laboratory

•• Exported laboratory equipment and ultrapure water systems to KCC Saudi Arabia (SASO Certified)

•• Certified as a Technology-Innovative SME (INNO-BIZ)

•• Exported ultrapure water system to Qatar

•• Issued Certificate of Direct Production (for 20 additional items not listed)

•• Certified for Low-Power Cleanroom Development

•• Developed Large-Scale Ultrapure Water Production Equipment

•• Established KST Co., Ltd.

•• Established KST Chemical Division

•• Founded KST Ansung Corporate Research Laboratory

•• Relocated SK Hynix Analysis Laboratory and supplied analysis equipment

•• Selected as a Clean Facility

•• Patent application for Semiconductor Cooling System

•• Supplied CCSS materials and equipment to Samsung Electronics

•• Supplied electronic materials equipment to Samsung Cheil Industries

•• Acquired ISO 9001 Certification

•• Acquired ISO 14001 Certification

•• Executed OCI Central Research Institute Project

•• Won contract for OCI Project – Analytical Equipment and Cleanroom Construction

•• Founded KST Co., Ltd.

•• Supplied materials and equipment to Seongdo ENG, Hanyang ENG, and Wonik Materials