Tokyo Ohka Kogyo Co., Ltd
Welcome to visit TOK at booth 5241 Hall N5.
TOK provides chemical product，such as photoresist, high purity chemicals and equipment for photolithography process of semiconductors and liquid crystal displays.
Since its establishment in 1940, TOK has consistently pursued programs of research and development of superior new technologies and new technical methodologies based on the following management principles: “continue efforts to enhance technology,” “raise the quality levels of products,” “contribute to society” and “Create a frank and open-minded business culture” As we have pursued development of new technologies and new technical methodologies, we have not only paid attention to developing highly functional products with high-performance and developing the cost effective and efficient manufacturing process technologies, but we have also closely examined our products and manufacturing methods with careful consideration to their load on the environment.