Core Viewpoint - The controlling shareholder of Shenglong Co., Ltd. plans to reduce its stake again, indicating ongoing financial challenges for the company and potential impacts on investor sentiment [1][2]. Group 1: Shareholder Reduction Plan - Shenglong Group and its affiliates plan to reduce their holdings by up to 7.09 million shares, representing no more than 3% of the total shares [1]. - The total market value of the shares to be sold is approximately 151 million yuan, based on the closing price of 21.24 yuan per share [1]. - This marks the second reduction plan by Shenglong Group in two years, with a previous reduction of 7 million shares in June 2024 [2]. Group 2: Financial Performance - Shenglong Co., Ltd. reported revenues of 1.481 billion yuan, 1.45 billion yuan, and 1.619 billion yuan from 2022 to 2024, with net profits declining from 89.14 million yuan to 29.75 million yuan during the same period [2]. - The company has experienced a continuous decline in net profit for three consecutive years [2]. - In the first half of 2025, Shenglong Co., Ltd. achieved revenues of 833 million yuan, a year-on-year increase of 16.56%, but reported net losses of 55.14 million yuan and a significant drop in non-recurring net profit [3]. Group 3: Operational Challenges - The company attributed its financial struggles to increased costs related to the relocation of its North American factory and rising expenses from temporary inventory [3]. - Despite the challenges, Shenglong Co., Ltd. is increasing its investment in new energy projects, which has led to fluctuations in gross margins during the ramp-up of new product production [3].

Group 1: Key Scientific Issues - The feasibility study of "metalloid substitutes for transition metals in precise synthesis and catalytic reactions" has been selected as one of the top ten frontier scientific issues for 2025, which is expected to reshape scientific understanding and open new theoretical and methodological systems in chemical synthesis [1] - Another selected issue is "multi-dimensional, reconfigurable supramolecular machine assembly," which aims to shift from "molecular synthesis-oriented" to "functional assembly-oriented," potentially establishing supramolecular machines as the next technological high ground after chips and artificial intelligence [1] Group 2: Engineering and Industrial Technology Challenges - The "next-generation low-energy, low-cost carbon capture and storage technology" has been recognized as a major engineering challenge for 2025, which is crucial for the low-carbon utilization of fossil fuels and aims to reduce energy consumption and costs in carbon capture [2] - The challenge of "breaking through the import bottleneck of high-end equipment for large and ultra-large seawater desalination projects" has been identified as a significant industrial technology issue, highlighting the need for domestic development in key materials and equipment for seawater desalination [2] Group 3: Selection Process - Since 2018, the China Association for Science and Technology has been organizing the collection and publication of major scientific issues and challenges, with a rigorous selection process based on frontier, leading, innovative, and strategic criteria [3]