Core Viewpoint - The article discusses the procurement plans for meteorological equipment by Hebei and Fujian meteorological departments, with a total budget of 229 million yuan, focusing on advanced observation instruments such as laser radar and hyperspectral imaging devices [2]. Summary by Sections Hebei Meteorological Equipment Procurement - Hebei Meteorological Technology Equipment Center plans to procure 10 types of instruments with a total budget of 144 million yuan, including laser wind radar, small wave buoys, and soil moisture observation instruments, expected to be purchased between February and August 2025 [3][8]. - Specific instruments include: - Laser wind radar - X-band dual-polarization Doppler weather radar - Soil moisture observation instruments [3][4][5]. Fujian Meteorological Equipment Procurement - Fujian Meteorological Science Research Institute plans to procure 4 types of instruments with a total budget of 85.73 million yuan, including visible near-infrared spectrometers and airborne hyperspectral imaging devices, expected to be purchased between June and August 2025 [3][11]. - Key instruments include: - Visible near-infrared spectrometer - Airborne hyperspectral imaging device - Multi-band spectral imaging device [4][6]. Instrument Descriptions - **Visible Near-Infrared Spectrometer**: Measures spectral characteristics of surface materials, covering wavelengths from 350 to 2500 nm, enabling qualitative and quantitative analysis of target components and environmental parameters [4]. - **Soil Moisture Observation Instrument**: Measures soil moisture content using physical sensors by detecting dielectric constant and thermal conductivity [5]. - **Airborne Hyperspectral Imaging Device**: Captures spatial and spectral information of surface targets using hundreds of continuous spectral bands [6]. Detailed Procurement Plans - A detailed list of procurement intentions for both Hebei and Fujian includes various instruments aimed at enhancing meteorological observation capabilities, with specific budgets allocated for each type of equipment [10][12]. - The plans emphasize the importance of advanced technology in improving weather monitoring and disaster prevention capabilities [10][12].

Group 1 - The 2025 Changchun International Optoelectronic Expo showcases cutting-edge innovations in the optoelectronic field, highlighting the integration of technology and industry to enhance daily life [1][2] - The event features 15 exhibition areas focusing on six major optoelectronic information industry sectors, including "semiconductors and high-end manufacturing," "satellite applications and low-altitude economy," and "laser technology and applications" [1] - Companies like Shanxi Dawi Laser Technology Co., Ltd. and Changchun Huaxin Optoelectronics Co., Ltd. are presenting advanced products such as high-speed carbon dioxide lasers and various mirror products, indicating the industry's growth and technological advancements [1][2] Group 2 - The Light International Conference at the expo includes 172 academic reports and 7 English forums, attracting over 800 experts and scholars from 26 countries, showcasing the latest research achievements in optoelectronics [2] - Institutions like Changchun University of Science and Technology and the Chinese Academy of Sciences are exhibiting significant innovations, including image sensor chips and specialized ultraviolet lithography machines, reflecting the academic contributions to the industry [2] - The Changchun Optoelectronic Expo is positioned as a driving force for the optoelectronic industry, contributing to the revitalization of Northeast China by establishing Changchun as a highland for optoelectronic information industry [2]