本周四家企业上会：沪深IPO首发短暂休整，立信所独揽三个项目

Core Viewpoint - The A-share market is experiencing significant differentiation as four companies prepare for IPOs on the Beijing Stock Exchange, focusing on the smart manufacturing sector, while the Shanghai and Shenzhen exchanges have no IPOs scheduled this week [1][2]. Group 1: Companies Preparing for IPO - Hongshida specializes in smart automation equipment and flexible production lines, targeting clients like Apple and Huawei, with projected total assets of 941 million yuan and a net profit of 70.48 million yuan by the end of 2025 [2]. - Haichang Intelligent focuses on high-performance wiring harness equipment for industries such as automotive and photovoltaic, with total assets expected to reach 1.42 billion yuan and a net profit of 88.8 million yuan by September 2025 [2]. - Hengdao Technology is engaged in the development and production of hot runner systems for injection molds, with anticipated revenue of 221 million yuan and a net profit of 60.71 million yuan by September 2025 [3]. Group 2: Mainboard Refinancing - Stada Semiconductor, established in 2005, specializes in semiconductor chips and power modules, with total assets projected at 10.606 billion yuan and a net profit of 386 million yuan by September 2025, aiming to raise 1.5 billion yuan through convertible bonds [4]. Group 3: Audit and Sponsorship - Lixin Accounting Firm is the auditor for three of the four companies preparing for IPOs, while Hengdao Technology is audited by Tianjian Accounting Firm [5].