氮化镓相关厂商IPO进入问询阶段

Group 1 - The core point of the article is that Guangdong Zhongtu Semiconductor Technology Co., Ltd. has moved from "accepted" to "inquired" status in its IPO process on the Sci-Tech Innovation Board, marking its second attempt to go public after nearly four years [1][2] - The company aims to raise 1.05 billion yuan through this IPO, with the underwriting firm being Guotai Junan Securities [1][2] - Zhongtu Technology specializes in the research, production, and sales of graphical substrate materials required for Gallium Nitride (GaN) epitaxy, and is a leading player in the global graphical substrate industry [2] Group 2 - The company has an annual production capacity of over 18 million pieces of 4-inch graphical substrates, which are widely used in new display technologies such as Mini/Micro LED and automotive applications [2] - Zhongtu Technology's products have already entered the supply chains of major companies like Apple and Samsung [2] - This is not the company's first attempt at an IPO; it previously submitted an application in March 2020, which was accepted but later withdrawn in January 2022 after three rounds of inquiries [2]