About ShenZhen Longtu Photomask Company

The company was founded in 2010 and is an independent third-party semiconductor mask manufacturer with key technical research capabilities and independent intellectual property rights. The company's main business is R&D, production and sales of semiconductor mask plates. The mask version is a graphics transfer tool or motherboard in the integrated circuit manufacturing process, carrying graphic information and process technology information. The function of the mask version is to transfer the carried circuit graphics to substrate materials such as silicon wafers through exposure, so as to achieve mass production of integrated circuits. The company's shares were listed on the Science and Technology Innovation Board of the Shanghai Stock Exchange on August 6, 2024.