Core Viewpoint - The article discusses the approval of three companies for IPOs, highlighting their business operations, revenue, and profit projections for 2024, as well as their major clients and market dynamics. Group 1: Company Overview - Zhigao Machinery specializes in the research, production, sales, and service of rock drilling equipment and air compressors, with projected 2024 revenue of 888.44 million yuan and net profit of 103.16 million yuan [2][7]. - Shichang Co., Ltd. focuses on the research, production, and sales of automotive fuel systems, with a projected 2024 revenue of 514.86 million yuan and net profit of 69.95 million yuan [24][26]. - Hai'an Rubber is engaged in the research, production, and sales of giant all-steel engineering tires and mining tire management, with a projected 2024 revenue of 2.30 billion yuan and net profit of 640.56 million yuan [4][28]. Group 2: Financial Performance - Zhigao Machinery's revenue for the reporting period was 795.04 million yuan in 2022, 840.37 million yuan in 2023, and is projected to reach 888.44 million yuan in 2024, with net profits increasing from 62.61 million yuan to 103.16 million yuan [7][10]. - Shichang Co., Ltd. reported revenues of 281.52 million yuan in 2022, 406.08 million yuan in 2023, and a projected 514.86 million yuan in 2024, with net profits rising from 17.78 million yuan to 69.95 million yuan [26][27]. - Hai'an Rubber's revenue increased from 1.51 billion yuan in 2022 to 2.25 billion yuan in 2023, with a slight increase to 2.30 billion yuan projected for 2024, and net profits rising from 318.72 million yuan to 640.56 million yuan [4][28]. Group 3: Client Concentration and Market Dynamics - Zhigao Machinery's major client, OOO AltaiBurMash, accounted for 20.11% of its revenue in 2024, with significant sales growth in foreign markets, particularly Russia [12][15]. - Shichang Co., Ltd. has a high client concentration, with its top five clients contributing over 95% of its sales, primarily driven by major automotive manufacturers like Geely and Chery [33][34]. - Hai'an Rubber's client base includes major construction and mining companies, with a focus on expanding its market share in both domestic and international markets [4][28].