Group 1 - The core viewpoint of the article is that four companies are scheduled for IPO meetings this week, with varying fundraising amounts and industry focuses [1][2]. - The companies planning to go public include YouSheng Co., Ltd. on the Shanghai Main Board, HaoChuangRuiTong on the ChiNext, and BaLanShi and NengZhiGuang on the Beijing Stock Exchange [2][4][5][6]. - YouSheng Co., Ltd. aims to raise 2.471 billion yuan for projects related to lightweight aluminum alloy components and battery pallets, making it the largest fundraising among the four [2][7]. Group 2 - HaoChuangRuiTong focuses on smart distribution equipment and digital solutions for distribution networks, indicating a trend towards technological advancements in the energy sector [5]. - BaLanShi specializes in the research, development, and production of automotive maintenance and testing equipment, highlighting the ongoing demand in the automotive service industry [7]. - NengZhiGuang is engaged in the research and production of chemically modified functional polymers, reflecting the growth potential in the materials science sector [6].