紧扣"绿色优储"趋势，氮气气调储粮技术实操成创新亮点。模拟气调仓前，选手们按规程穿戴正压式空 气呼吸器，防护到位后进入仓内取出虫笼，查验害虫灭杀情况。新增的孢子计数法检测颇具挑战，需测 定储粮真菌浓度，为霉变风险早防早控提供依据。"项目有难度，但能直接用于日常工作，减少粮食霉 变损失，很有推广价值。"一名选手赛后坦言。 另一边，粮油质量检验员赛场同样精彩。粮食验质定等项目中，选手需在25分钟内完成稻谷、小麦的分 样、除杂与定等，还得靠仪器和手工精准识别物理、化学污染物。"想拿高分要过三关：操作熟练速度 快、流程规范结果准、心理素质要过硬。"项目裁判长丁耀魁直言。 11月4日至6日，郑州寒意渐浓，但第七届全国粮食行业职业技能竞赛现场却十分火热。这场三年一届的 行业"国考"，从近5万名参赛者中突围而出的34支代表队354名选手，用一场场硬核比拼，展现守粮人的 专业素养。 作为粮食行业的顶级赛事，本届大赛聚焦粮油保管员、粮油质量检验员两大核心职业，设置了7个竞赛 项目，从粮食定等、害虫识别，到智能化粮情分析、氮气气调储粮技术操作，既考老手艺，更验适配行 业发展的新技能，全方位检验选手的综合能力，守护大国粮仓的安全。 ...

Core Viewpoint - The 2025 International Conference on Food Loss Reduction aims to create a global platform for food loss reduction mechanisms, emphasizing technological innovation to promote food security [1] Group 1: Importance of Food Loss Reduction - Food loss reduction is a crucial method for ensuring food security, with China utilizing 9% of the world's arable land to feed 20% of the global population [3] - The conference showcases China's comprehensive approach to food loss reduction across the entire supply chain, sharing successful case studies and data [3] Group 2: Technological Innovations in Agriculture - Shandong province, a major agricultural hub, has a seed sales revenue exceeding 137 billion yuan, leading the nation in seed industry [3] - The use of breakthrough seed varieties and precision agricultural techniques has led to a reduction in seed usage by over 5% and a contribution rate of 47% to food production [3] - Advanced agricultural machinery, including autonomous tractors and drones, has achieved a mechanization rate of 91.7% in grain farming [4] Group 3: Efficient Management and Storage - Integrated remote sensing monitoring and precise weather forecasting have kept pest damage losses below 5% [4] - Modern grain storage facilities have reached a historical high of over 46 million tons, employing smart technology for temperature control and pest management [4] Group 4: Processing and Utilization - Five major grain industry technology innovation centers in Shandong have developed numerous standards to support grain processing and reduce losses [4] - Various products are developed from corn, soybeans, and wheat, showcasing the potential for value-added processing [4] Group 5: Consumer Awareness and Behavior - Smart dining solutions and data technology are being used to match supply and demand, reducing food waste [5] - Initiatives promoting whole grains and public awareness campaigns are transforming the concept of saving food into consumer choices [5]

Group 1: Financial Performance - The company achieved an operating revenue of 2.65 billion yuan in 2024, representing a year-on-year growth of 9.84% [1] - The net profit attributable to the parent company was 234 million yuan, an increase of 7.34% compared to the previous year [1] - The company has a stable profit distribution policy and aims to maintain a steady cash dividend ratio to enhance shareholder returns [15] Group 2: Research and Development - The company emphasizes R&D investment as a core driver for growth, with plans to increase R&D spending to enhance overall competitiveness [2] - As of the end of 2024, the company has obtained 685 patents, with 580 being valid patents, and has established 183 national and industry standards [13] Group 3: International Business Expansion - International business revenues from 2022 to 2024 were 67 million yuan, 139 million yuan, and 214 million yuan, accounting for 2.50%, 5.78%, and 8.08% of total revenue, respectively [4] - The company is actively expanding into markets along the "Belt and Road" initiative, with a focus on establishing a unified management system for international operations [4] Group 4: Market Position and Strategy - The company recognizes the seasonal nature of its business, with the fourth quarter typically seeing higher revenue due to project acceptance and settlement [3] - The company is committed to digital transformation and innovation to strengthen its core business and improve operational efficiency [1][10] Group 5: Industry Outlook - The grain storage and logistics industry is expected to see increased demand due to national policies promoting modernization and technological advancements [6] - The company plans to integrate smart technologies into grain storage and logistics to enhance efficiency and sustainability [20]

Core Viewpoint - The first batch of five 9000-ton air membrane grain silos in China has been successfully inflated and formed, marking the practical application of the fourth generation of new grain storage technology [1][3]. Group 1: Technology and Design - The air membrane silos are inflated like balloons, with a diameter of 24 meters and a height of 33 meters, capable of storing 9000 tons of grain, sufficient to meet the daily food needs of 23 million people [3]. - The construction process involves a significant pressure difference between the inside and outside of the silo, requiring a two-door system for entry, ensuring safety during operation [5]. - The interior of the silo is spacious and column-free, allowing for higher space utilization, with grain being delivered through a conveyor belt from the top [7]. Group 2: Safety and Monitoring - The silo walls consist of an air membrane layer, a reinforced concrete layer, and an additional polyurethane layer for insulation, ensuring the safety and longevity of the storage [9]. - The silos are equipped with numerous sensors for real-time temperature monitoring of the grain, and nitrogen gas is injected to create an oxygen-free environment, preventing pests and preserving the grain [9]. Group 3: Construction Timeline - The entire construction process is highly mechanized, environmentally friendly, and minimally affected by weather conditions, significantly shortening the construction period [7]. - The completion of these air membrane silos is expected by the end of this year, with operational use planned for February next year [9].