The symbol mark, which constitutes the “Nemo L Tec Co., Ltd.” CI, expresses the symbol mark with a graphic representing the rise, growth, and circulation resources in the market by motivating the shape of the representative English spelling N in the naming. It contains the meaning of Quantum Dot, a key technology and major business of converting from blue light wavelengths to red light wavelengths through color gradation and three-dimensionality, and developed a friendly and reliable image using curves in some parts while designating a stagnant type of San Serif type font as a logo type.