An symbol mark of CRUCIALTEC Co., Ltd. express an innovatice and dynamic image which mean the vision of global leading identity based on company’s optic nano technology. The motif of light visualize the forward-looknig progress and high-technology of company. The color of blue imply innovative speciality and reliability of company. The symbol mark is essential entity of coporate identity of CRUCIALTC. Co., Ltd. Distortion and over-usage of symbol mark is not allowed. The principle of symbol mark usage should be observed.