Group 1 - Wuhan Yunling Optoelectronics Co., Ltd. has submitted an application for listing guidance to the Hubei Securities Regulatory Bureau on November 11, aiming to go public on the Beijing Stock Exchange, with ShenGang Securities as the advisory institution [1] - Established in January 2018, the company focuses on mid-to-high-end optical communication semiconductor chip products and is an IDM optical chip enterprise with complete independent intellectual property rights and full-process production capabilities [1] - The registered capital of the company is 308 million yuan, and the largest shareholder is Wuhan Fengchuang Weiyuan Technology Partnership (Limited Partnership), holding a 21.74% stake [1] Group 2 - Wuhan Huagong Technology Investment Management Co., Ltd. holds a 14.09% stake in Yunling Optoelectronics, indicating significant investment interest from established technology firms [1] - Huagong Technology disclosed in an investor relations activity record that its subsidiary has formed a multi-layered investment matrix, investing in several technology companies that have important industrial chain and supply chain collaborative value [1]