为验证技术潜力，团队成功制造出多种功能性微型装置。例如可在狭窄通道中按尺寸分离颗粒的微型过 滤阀；由多种材料集成的微型机器人，它们既能被光驱动前行，也可在外加磁场下变换运动模式，展现 出高度的多功能性。 所有结构均表现出优异的机械稳定性。尽管颗粒间无化学键连接，但依靠强大的范德华力，它们仍能牢 固结合，实现自支撑。 原标题："光流"3D微纳制造可用多种材料为开发微型机器人提供新路径 据新一期《自然》杂志刊发的研究，德国马克斯·普朗克智能系统研究所与新加坡国立大学科学家携 手，开发出一种利用光流体效应进行3D微纳制造的新技术。该技术不再局限于传统的聚合物，而是可 灵活使用金属、金属氧化物、碳材料乃至半导体等多种材料，实现了"万物皆可雕"，为制造微型机器人 提供了新路径。 3D微纳制造能造出比人类发丝还细的精密结构，在医疗、机器人、微电子等领域具有广阔前景。目前 主流技术是双光子聚合（2PP），可用于制作结构复杂的微型雕塑，如埃菲尔铁塔或泰姬陵模型。但这 一方法长期受限于材料种类——几乎只能加工聚合物，严重制约了功能器件的发展。 最新研究有望彻底突破这一瓶颈。其核心创新在于，利用飞秒激光精准操控光流体效应，在液体 ...

Group 1 - The core viewpoint of the articles highlights the emergence and development of "Keda Silicon Valley" in Hefei, which serves as a significant innovation and entrepreneurship platform, attracting numerous tech talents and startups [2][3]. - Hefei Chaonai Technology Co., Ltd. is advancing the industrialization of two-photon projection technology based on femtosecond optical systems, achieving breakthroughs in manufacturing efficiency and cost reduction [1]. - The "Keda Silicon Valley" initiative has seen over 2,500 tech companies settle in the area, with a significant concentration of firms in biomanufacturing, aerospace information, and artificial intelligence [2]. Group 2 - The local government and "Keda Silicon Valley" are actively supporting startups by providing early-stage financing and creating a multi-layered financial service system, which includes over 20 sub-funds and a focus on future potential rather than just assets [2]. - The establishment of the "Keda Silicon Valley" has attracted over 70,000 innovative talents, fostering a collaborative environment for tech entrepreneurs to realize their dreams [5]. - The Tsinghua University Mengshi team's smart flying car project has also chosen to settle in Hefei, benefiting from the region's talent pool and automotive industry resources [3][4].

Financial Performance - In 2024, the company achieved an operating revenue of 184,060.39 million yuan, a year-on-year increase of 6.85% [1] - The net profit attributable to shareholders was -5,805.00 million yuan, a decrease of 27.06% compared to the previous year [1] - The net cash inflow from operating activities was approximately 20,461.50 million yuan, significantly increasing by 21,585.04 million yuan year-on-year [1] - The loss in 2024 was primarily due to the reflective materials segment, which incurred a loss of approximately 7,648.29 million yuan and included a goodwill impairment provision of about 3,138.38 million yuan, impacting the net profit by approximately 10,786.66 million yuan [2] Growth Strategies - The company is implementing measures to optimize product processes, enhance management, and reduce costs to improve the reflective materials segment [2] - Plans to expand the application of micro-nano optical anti-counterfeiting materials in national certificates and tickets, and strengthen relationships with major clients in the tobacco and gaming sectors [2] - Continuous promotion of high-end products in the light guide materials segment to improve profitability [2] - Development of flexible transparent conductive materials for various terminal devices, aiming to increase market penetration [2] - Collaboration with leading automotive brands for mass production of nano-textured materials, focusing on the automotive display sector [2] Industry Position and Future Outlook - The company is a leading manufacturer and service provider of micro-nano structured products, with a strong foundation in micro-nano optical technology [3] - The micro-nano optical products and equipment segment saw a revenue increase of 15.81%, while the reflective materials segment experienced a revenue decline of 28.86% due to macroeconomic conditions and intensified competition [4] - The company aims to become a domestic leader and internationally recognized manufacturer of micro-nano functional devices and high-end intelligent equipment, focusing on innovation and technology development [4]