烨隆股份退档IPO，吴云娇、吴云烨姐妹为实际控制人

Core Viewpoint - Wuxi Yelong Precision Machinery Co., Ltd. has withdrawn its IPO application, leading to the termination of its review for listing on the Shanghai Stock Exchange [1][3]. Company Overview - Yelong was established in September 2002 and is located in Wuxi, Jiangsu Province, with a registered capital of 210 million yuan [3]. - The actual controllers of Yelong are Wu Yunjiao and Wu Yuyue, who together hold 98.90% of the company's shares [5]. Financial Performance - Yelong's revenue for 2020, 2021, and 2022 was approximately 1.08 billion yuan, 1.18 billion yuan, and 1.10 billion yuan, respectively, with net profits of about 103 million yuan, 108 million yuan, and 103 million yuan [5]. - The company's total assets as of December 31, 2022, were approximately 1.31 billion yuan, with a debt-to-asset ratio of 54.35% [6]. Product and Market Focus - Yelong primarily engages in the R&D, production, and sales of key components for automotive turbochargers, with its main products being turbine housings and precision components [5][7]. - The company has a high customer concentration, with sales to its top five customers accounting for 92.86%, 95.59%, and 98.82% of its revenue in the respective years [7]. Investment Plans - The company planned to raise approximately 571 million yuan through its IPO to fund projects including the technological transformation of its high-performance alloy materials factory and the construction of a research and design center [3].