Core Viewpoint - The implementation of GB 44240-2024 establishes China's first mandatory national standard for lithium batteries used in energy storage systems, focusing on "full lifecycle safety" and addressing critical regulatory gaps in the renewable energy sector [1] Group 1: Safety Issues in the Industry - The new energy storage sector in China is experiencing rapid growth, with installed capacity reaching 94.91 million kilowatts (or 222 million kilowatt-hours), a 29% increase compared to the end of 2024 [2] - Safety concerns have become a significant issue in the industry, especially following several major safety incidents overseas this year, raising public awareness about energy storage safety [2] - The safety of batteries, as the core component of energy storage systems, directly impacts the overall safety of these facilities, with high-capacity batteries potentially reaching internal temperatures above 800 degrees Celsius during thermal runaway [2] Group 2: Standardization and Regulatory Framework - GB 44240 is a legally binding standard that imposes strict safety requirements across the entire battery lifecycle, including design, manufacturing, transportation, installation, operation, and recycling [4] - The standard introduces new testing items such as vibration, impact, shallow puncture, and forced discharge, while also tightening existing safety testing requirements [4] - The Ministry of Industry and Information Technology (MIIT) has emphasized the importance of establishing a comprehensive standard system for lithium batteries, aiming to create over 100 new national and industry standards by 2026 [3] Group 3: International Comparison and Influence - GB 44240 was developed by referencing international standards such as IEC 62619 and IEC 63056, but it includes unique testing requirements tailored to China's industry and technological context [5] - With China accounting for over 90% of global energy storage battery shipments, GB 44240 is expected to serve as a reference for international standards, potentially becoming a global benchmark [5] Group 4: Industry Response and Future Directions - Leading battery companies have already passed the GB 44240 standard evaluation, indicating a shift towards prioritizing safety in product design and development [6] - Companies are proactively conducting advanced combustion tests that exceed compliance requirements, reflecting a commitment to enhancing safety measures [6][7] - The industry is moving towards a multi-layered safety protection system that integrates technical, standard, and management dimensions to ensure the reliability and safety of energy storage products [7]

Group 1 - The first mandatory national standard for energy storage in China, GB 44240-2024, was officially implemented on August 1, 2024, focusing on safety requirements for lithium batteries and battery packs used in energy storage systems [1] - GB 44240 is recognized as the highest specification for energy storage safety standards, upgrading safety requirements from "recommended" to "mandatory," covering 23 testing items including vibration, impact, puncture, and forced discharge [1] - The standard incorporates key testing items from various international energy storage standards such as IEC, UL, and UN, and imposes legal constraints with entry barriers for the industry [1] Group 2 - The first batch of 15 companies and 21 products that passed the GB 44240 standard testing was jointly announced by the Zhongguancun Energy Storage Industry Technology Alliance and the China Electronics Standardization Institute on April 12, 2024 [2] - Notable companies included in the list are Contemporary Amperex Technology Co., Limited (CATL), Anhui Liven Power Battery Co., Ltd., Hunan Desay Battery Co., Ltd., and Jiangxi Ganfeng Lithium Co., Ltd. [2]

Core Viewpoint - The implementation of the mandatory national standard GB 44240-2024 for lithium batteries and battery packs used in energy storage systems marks a significant advancement in safety requirements, transitioning from a "recommended" to a "mandatory" status, thereby establishing legal constraints for market entry [2][3]. Summary by Sections Standard Overview - GB 44240-2024 is recognized as the highest specification for energy storage safety standards, encompassing 23 rigorous tests including vibration, impact, puncture, and forced discharge [2][3]. - The standard applies to lithium batteries and battery packs in various energy storage applications such as telecommunications, emergency lighting, and photovoltaic systems [2]. Testing Requirements - New testing requirements at the cell level include vibration, impact, puncture, and forced discharge, with stricter safety testing protocols [3]. - The standard increases the duration of overcharge testing, adding a requirement for constant voltage overcharge for 1 hour, which correlates with increased safety risks [3]. Testing Procedures - Detailed charging and discharging procedures are provided for manufacturers to conduct tests, ensuring consistency and reliability in testing methods [4][5]. - The testing environment specifies conditions such as temperature and humidity to ensure accurate results [7]. Safety Conditions - The standard outlines conditions for thermal runaway tests, including specific criteria for determining if a battery has experienced thermal runaway [8][9]. - Batteries must not catch fire or explode under specified overcharging conditions, ensuring enhanced safety measures [11][15]. Compliance and Certification - The first batch of 15 companies with 21 products has successfully passed the GB 44240-2024 testing, indicating early compliance with the new mandatory standards [18][22]. - The list of compliant companies includes major players such as CATL and other notable battery manufacturers [18][22]. Future Events - A forum on sodium-ion battery industry standards is scheduled for September 16-18, 2025, indicating ongoing developments in battery technology and standards [21][23].

Core Viewpoint - REPT BATTERO has achieved significant breakthroughs in energy storage safety standards and global market expansion, showcasing its competitiveness in the industry through successful product testing and strategic partnerships [1][10]. Group 1: Safety Standards Achievements - The Wending ® 392Ah energy storage cell has passed the latest domestic safety standard tests, demonstrating excellent performance in high-altitude charge-discharge, temperature adaptability, overcharge/discharge, and thermal runaway tests [3][12]. - The Powtrix ® energy storage system successfully completed a large-scale fire safety test, enduring extreme conditions for approximately 14 hours while maintaining exceptional safety performance [5][14]. Group 2: Product Specifications - The Wending ® 392Ah cell features an energy density of 415Wh/L, a cycle life exceeding 12,000 cycles, and an energy efficiency of at least 95% [6]. - The Wending ® 587Ah cell offers an energy density of 430Wh/L, a cycle life over 10,000 cycles, and a calendar life of 20-25 years, supported by high safety design technology [6]. - The Powtrix ® 3.0 energy storage system has a capacity of 6.26MWh, with a 20% increase in energy density and a 16% reduction in land use [6]. Group 3: Strategic Partnerships - REPT BATTERO has signed strategic cooperation agreements with multiple leading enterprises, resulting in a total order volume exceeding 20GWh, indicating strong market demand and collaboration within the energy storage sector [7][10].