Information
30 Yangcheong 3-gil, Ochang-eup, Cheongwon-gu, Cheongju, Chungcheongbuk-do, South Korea
+82 43-218-8472
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Overview
- Summary
- A company specializing in the manufacturing and sales of high-purity specialty gases, precursors, and general industrial gases for semiconductor and display processes. A key player in the localization of highly import-dependent specialty gases, supplying stable materials to major domestic and international customers. Continuous investment in R&D for the development of eco-friendly materials and expansion of its product portfolio essential for next-generation semiconductor and display processes.A company specializing in the manufacturing and sales of high-purity specialty gases, precursors, and general industrial gases for semiconductor and display processes. A key player in the localization of highly import-dependent specialty gases, supplying stable materials to major domestic and international customers. Continuous investment in R&D for the development of eco-friendly materials and expansion of its product portfolio essential for next-generation semiconductor and display processes.
- Key Products/Technologies
- **Special Gas**: Possesses a product line of high-purity specialty gases for electronic industries such as semiconductors, LCDs, LEDs, solar cells, and AMOLEDs. Key products include N2O (nitrous oxide), NH3 (ammonia), F2-Mix gas (fluorine mixed gas), C4F8 (octafluorocyclobutane), Xe (xenon), CO2 (carbon dioxide), Si2H6 (disilane), GeH4 Mix (germane mixed gas), and CH2F2 (difluoromethane). Notably, it is the sole domestic producer of F2 mixed gas and BCl3 mixed gas, securing a technological edge. Holds core technologies such as high-purity refining, mixed gas ratio control, and novel synthetic gas manufacturing. Developed eco-friendly dry cleaning gases, including OF2 with a GWP index of 0, offering superior cleaning effects, minimal substrate surface damage, and extended equipment lifespan.**Special Gas**: Possesses a product line of high-purity specialty gases for electronic industries such as semiconductors, LCDs, LEDs, solar cells, and AMOLEDs. Key products include N2O (nitrous oxide), NH3 (ammonia), F2-Mix gas (fluorine mixed gas), C4F8 (octafluorocyclobutane), Xe (xenon), CO2 (carbon dioxide), Si2H6 (disilane), GeH4 Mix (germane mixed gas), and CH2F2 (difluoromethane). Notably, it is the sole domestic producer of F2 mixed gas and BCl3 mixed gas, securing a technological edge. Holds core technologies such as high-purity refining, mixed gas ratio control, and novel synthetic gas manufacturing. Developed eco-friendly dry cleaning gases, including OF2 with a GWP index of 0, offering superior cleaning effects, minimal substrate surface damage, and extended equipment lifespan.
- **Precursor**: Essential materials used in deposition processes (ALD, CVD) for manufacturing insulating films, dielectric films (High-k, Low-k), and metal films in semiconductors. Capable of stably producing high-purity precursors like WF6 and TEOS, crucial for EUV processes. Developed precursors based on thermally stable double-substituted cyclopentadienyl compounds, demonstrating superior step coverage and high-temperature stability compared to existing materials. A technological advantage includes minimized viscosity increase during ALD processes, facilitating easy flow control.**Precursor**: Essential materials used in deposition processes (ALD, CVD) for manufacturing insulating films, dielectric films (High-k, Low-k), and metal films in semiconductors. Capable of stably producing high-purity precursors like WF6 and TEOS, crucial for EUV processes. Developed precursors based on thermally stable double-substituted cyclopentadienyl compounds, demonstrating superior step coverage and high-temperature stability compared to existing materials. A technological advantage includes minimized viscosity increase during ALD processes, facilitating easy flow control.
- **CMP Slurry**: Possesses the capability to domestically produce CMP slurries for oxide and metal films, critical components in semiconductor manufacturing processes.**CMP Slurry**: Possesses the capability to domestically produce CMP slurries for oxide and metal films, critical components in semiconductor manufacturing processes.
- Core Advantages
- **Unrivaled Technology and Localization Capability**: A leading company that successfully localized specialty gases for semiconductors and displays, which were highly dependent on imports. Possesses differentiated core technologies such as high-purity refining (over 99.999%), precise mixed gas ratio control, and novel synthetic gas manufacturing.**Unrivaled Technology and Localization Capability**: A leading company that successfully localized specialty gases for semiconductors and displays, which were highly dependent on imports. Possesses differentiated core technologies such as high-purity refining (over 99.999%), precise mixed gas ratio control, and novel synthetic gas manufacturing.
- **Strong Customer Lock-in and Long-term Trust**: Specialty gases critically impact semiconductor process yield, leading customers to rarely switch certified suppliers. Secures major domestic and international semiconductor and display companies like Samsung Electronics and SK Hynix as key clients, maintaining long-term trust-based relationships.**Strong Customer Lock-in and Long-term Trust**: Specialty gases critically impact semiconductor process yield, leading customers to rarely switch certified suppliers. Secures major domestic and international semiconductor and display companies like Samsung Electronics and SK Hynix as key clients, maintaining long-term trust-based relationships.
- **High Market Entry Barriers and Oligopolistic Structure**: The specialty gas business requires extensive time for technology development and substantial capital investment for large-scale production facilities. The domestic market operates under an oligopolistic structure with a few players, making new company entry extremely difficult.**High Market Entry Barriers and Oligopolistic Structure**: The specialty gas business requires extensive time for technology development and substantial capital investment for large-scale production facilities. The domestic market operates under an oligopolistic structure with a few players, making new company entry extremely difficult.
- **Diverse Product Portfolio and Next-generation Material Development**: Maintains a comprehensive product portfolio of approximately 100 types of specialty gases, enabling responsiveness to diverse customer demands. Efforts to improve product mix by increasing the proportion of high-value-added synthetic gases like CO and COS, necessary for 3D-NAND high-stacking and DRAM miniaturization processes.**Diverse Product Portfolio and Next-generation Material Development**: Maintains a comprehensive product portfolio of approximately 100 types of specialty gases, enabling responsiveness to diverse customer demands. Efforts to improve product mix by increasing the proportion of high-value-added synthetic gases like CO and COS, necessary for 3D-NAND high-stacking and DRAM miniaturization processes.
- **Established Global Production and Sales Network**: Operates overseas subsidiaries in the United States and China, ensuring stable supply of high-quality specialty gases to global customers. Strategically positioned to ensure supply chain stability amidst the expansion of semiconductor production hubs beyond Asia to North America and Europe.**Established Global Production and Sales Network**: Operates overseas subsidiaries in the United States and China, ensuring stable supply of high-quality specialty gases to global customers. Strategically positioned to ensure supply chain stability amidst the expansion of semiconductor production hubs beyond Asia to North America and Europe.
- Target Industrie
- Semiconductor industry (memory, non-memory)Semiconductor industry (memory, non-memory)
- Display industry (LCD, LED, AMOLED, OLED)Display industry (LCD, LED, AMOLED, OLED)
- Solar cell industrySolar cell industry
- General industrial gasesGeneral industrial gases
- Medical use, carrier gas for various analyzers, research, and lamp fillingMedical use, carrier gas for various analyzers, research, and lamp filling
- Major Markets
- South Korea, China (operates overseas subsidiaries including Xian New Wonik Semiconductor Materials Co., Ltd., Weinan Wonik Semiconductor New Materials Co., Ltd., Hamyang Wonik Semiconductor Trading Co., Ltd.)South Korea, China (operates overseas subsidiaries including Xian New Wonik Semiconductor Materials Co., Ltd., Weinan Wonik Semiconductor New Materials Co., Ltd., Hamyang Wonik Semiconductor Trading Co., Ltd.)
- Europe (potential market amidst the expansion of semiconductor production hubs)Europe (potential market amidst the expansion of semiconductor production hubs)
- United States (operates Wonik Materials North America, LLC. overseas subsidiary)United States (operates Wonik Materials North America, LLC. overseas subsidiary)
- Certifications/Patents
- A technology-leading company holding 56 patents as of 2022. Secures patented technologies related to high-purity BF3 refining methods, dry cleaning process steps, and double-substituted cyclopentadienyl compounds. Holds patented technology for a water adsorption column and heating device for removing moisture from HFP (HexaFluoroPropylene).A technology-leading company holding 56 patents as of 2022. Secures patented technologies related to high-purity BF3 refining methods, dry cleaning process steps, and double-substituted cyclopentadienyl compounds. Holds patented technology for a water adsorption column and heating device for removing moisture from HFP (HexaFluoroPropylene).
- Obtained integrated certification for ISO 37301 (Compliance Management System) and ISO 37001 (Anti-Bribery Management System) in July 2025. These are international standards established by ISO, demonstrating capabilities in managing compliance and bribery risks.Obtained integrated certification for ISO 37301 (Compliance Management System) and ISO 37001 (Anti-Bribery Management System) in July 2025. These are international standards established by ISO, demonstrating capabilities in managing compliance and bribery risks.
- Awarded the 2024 Leisure-Friendly Certification and the Minister of Culture, Sports and Tourism Award for Excellent Certified Company. Recognized for its global market competitiveness with the '200 Million Dollar Export Tower' award at the 61st Trade Day in 2024.Awarded the 2024 Leisure-Friendly Certification and the Minister of Culture, Sports and Tourism Award for Excellent Certified Company. Recognized for its global market competitiveness with the '200 Million Dollar Export Tower' award at the 61st Trade Day in 2024.
- Acknowledged for management achievements, including the Financial Supervisory Service Chairman's Award at the 2023 Korea KOSDAQ Awards and the Best Management Award at the 2020 Korea KOSDAQ Awards. Demonstrated commitment to corporate culture and social responsibility with awards such as the 2020 Korea Job Creation Champion and the 2018 Excellent Labor-Management Culture Award.Acknowledged for management achievements, including the Financial Supervisory Service Chairman's Award at the 2023 Korea KOSDAQ Awards and the Best Management Award at the 2020 Korea KOSDAQ Awards. Demonstrated commitment to corporate culture and social responsibility with awards such as the 2020 Korea Job Creation Champion and the 2018 Excellent Labor-Management Culture Award.
- Achieved an A+ credit rating from eCredible (as of April 7, 2023), ensuring stable financial health and reliability.Achieved an A+ credit rating from eCredible (as of April 7, 2023), ensuring stable financial health and reliability.
Introduction
Location
30 Yangcheong 3-gil, Ochang-eup, Cheongwon-gu, Cheongju, Chungcheongbuk-do, South Korea
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