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The Oregon Plant of TOKYO OHKA KOGYO AMERICA, INC., located in Hillsboro, Oregon, produces i-line semiconductor photoresists and high-purity chemical agents used mainly in photolithography processes in the field of semiconductors.
This plant plays extremely important part, serving as the supply hub of semiconductor photoresists and high-purity chemical agents for the costomers in United States and Europe.
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TOKYO OHKA KOGYO EUROPE B.V. (Amersfoort, The Netherlands) perform sales of semiconductor photoresists and high-purity chemical agents used mainly in photolithography processes in the field of semiconductors in European region, and sales of photopolymer plates for printing and moulding.
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TOK TAIWAN manufactures and supplies high-purity chemical agents used mainly in photolithography processes in the fields of semiconductors, flat panel displays and package modules, and sales equipment used in the fields.
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TOK KOREA engages in user support and sales of products of TOK group, mainly in the field of semiconductors.
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CHANG CHUN TOK manufactures and supplies high-purity chemical agents used mainly in photolithography processes in the fields of semiconductors and flat panel displays.
It is the mission of the Singapore Representative Office to obtain a firm grasp of the wants and needs of users, provide them with detailed information matching those wants and needs in the fields of semiconductors and liquid crystal displays in the areas of Singapore and Malaysia.
It will be the mission of the Shanghai Representative Office to obtain a firm grasp of the wants and needs of users, provide them with detailed information matching those wants and needs in the fields of semiconductors and liquid crystal displays in the areas of Shanghai, Beijing, and Guangdong.