普利特，签约钠电池大单，不低于1GWh

Core Viewpoint - The article highlights the strategic supply agreement between Guangdong Haishida Sodium Star Technology Co., Ltd. and an overseas client for sodium-ion battery modules, indicating a significant growth opportunity in the energy solutions market [1]. Group 1: Company Developments - Guangdong Haishida has received a procurement order for sodium-ion batteries totaling no less than 1GWh over the next four years, primarily for residential, commercial, and telecommunications applications [1]. - The company has established a production capacity of 10GWh and is building an additional 6GWh, with expectations to reach 16GWh by Q1 2025 [2]. - The company has successfully developed five different specifications of cylindrical sodium-ion battery products, with capacities ranging from 1.3Ah to 20.0Ah, and five specifications of square sodium-ion products, with capacities from 50Ah to 220Ah [2]. Group 2: Product Advantages - The sodium-ion batteries utilize a poly-anion system, offering advantages such as structural stability, safety, low cost, high-temperature resistance, high discharge rates, and environmental friendliness [1]. - The poly-anion sodium-ion products can operate in a temperature range of -40℃ to 80℃ with a charging and discharging efficiency exceeding 96%, showcasing significant performance advantages in various applications [2]. - The company is also developing a Prussian blue material system for sodium-ion batteries, which is still in the verification phase, while the layered oxide and poly-anion routes have already produced mature products [2]. Group 3: Solid-State Battery Developments - The company has completed the construction of a 6GWh solid-state battery facility, which will soon produce the first batch of square 314Ah semi-solid-state batteries, marking a milestone in transitioning from laboratory to mass production [3].