Beijing Easpring Material Technology Co., Ltd.

Easpring's flagship cathode material series covers lithium nickel cobalt manganese oxide (NCM) and lithium nickel cobalt aluminum oxide (NCA), ranging from mid-nickel high-voltage 5/6/7 series through high-nickel 8 series to ultra-high-nickel 9 series. The materials deliver high capacity, long cycle life, high safety and excellent rate performance for electric vehicles, energy storage, laptops and power tools. The company pioneered volume supply of high-nickel multi-component materials to leading global battery makers and holds a top-tier position in the international high-nickel supply chain.

5-series specific capacity 180~190 mAh/g (0.2C, 3.0-4.4V); 6-series 177~187 mAh/g (0.2C, 3.0-4.3V); 8-series 204~219 mAh/g (0.2C, 3.0-4.3V); 9-series 215~235 mAh/g (0.2C, 3.0-4.3V); rate capability >89% (2C/0.2C); full mid-nickel high-voltage 5/6/7/8 series coverage; supports single-crystal and spherical agglomerate morphologies

• Electric vehicles
• Energy storage systems
• Laptops
• Power tools
• High-end digital batteries

Easpring's lithium cobalt oxide products serve smartphones, tablets, laptops and drones, offering high voltage, high energy density and high rate capability. High-capacity high-voltage LCO is supplied in volume to premium consumer electronics and leading lithium battery makers, while high-rate LCO is expanding into e-cigarettes, drones and model aircraft. Ultra-high-voltage LCO reaches over 245 mAh/g and is used in high-end digital devices, smart wearables and low-altitude aircraft.

High-voltage LCO capacity 188~194 mAh/g (0.2C, 3.0-4.5V); ultra-high-voltage LCO capacity ≥245 mAh/g; high-rate LCO 178~186 mAh/g (0.2C, 3.0-4.45V), rate capability >90% (30C/1C); cycle life >300 cycles

• Smartphones
• Tablets
• Laptops
• Drones
• E-cigarettes
• Smart wearables
• Low-altitude aircraft

Easpring's lithium iron phosphate products serve electric vehicles and energy storage systems with high safety, low cost and long life. The product line forms a complete series with near-10,000-tonne monthly shipments, deeply bound to domestic and international battery customers such as CALB, Ganfeng Lithium, REPT and PoweCo. The company keeps iterating LFP and LMFP technology to meet diverse needs of automakers and storage clients.

Gen-3.5 high-efficiency low-cost LFP tap density >2.58 g/cm³; Gen-4.5 fast-charge product tap density >2.68 g/cm³ with low internal resistance; Gen-5 high-compaction product tap density >2.75 g/cm³; high safety, low cost, long life

• Electric vehicles
• Energy storage systems
• Storage batteries

Easpring's lithium manganese iron phosphate products serve electric vehicles and energy storage with high voltage, low cost, long life and low voltage drop. The company launched the industry's first high-manganese spherical LMFP product, and its high-compaction material has received positive feedback from leading and multiple power-cell customers, showing clear technical advantages. LMFP-6M1 uses a single-application technology with manganese content up to 65% and specific capacity of 155 mAh/g, sharing the existing LFP production line.

LMFP-6M1 manganese content 65%, specific capacity 155 mAh/g; high-manganese high-capacity property, cycle life over 3000 cycles; high-compaction high-manganese spherical product; high voltage, low cost, long life, low voltage drop

• Electric vehicles
• Energy storage systems

Easpring's sodium-ion battery cathode materials serve electric vehicles, energy storage and e-bikes, offering low cost, high capacity, high rate and long cycle life. The products span two systems: polyanionic and layered oxide, with polyanionic materials exceeding 2.35 g/cm³ tap density and layered oxide products reaching over 180 Wh/kg energy density. The company covers both high-specific-energy and long-life sodium cathode categories, holding a primary-supplier position with core customers and volume application.

SNFM-K3 specific capacity 177.2 mAh/g, initial efficiency 91.3%; polyanionic tap density ≥2.35 g/cm³; layered oxide energy density ≥180 Wh/kg; low cost, high capacity, high rate, long cycle

• Electric vehicles
• Energy storage systems
• E-bikes
• Cylindrical start-stop
• Prismatic storage
• Small power

Easpring's key solid-state lithium battery materials serve electric vehicles with high safety, high capacity and high rate capability. The company builds a full portfolio across oxide, sulfide and halide solid-state systems; the all-solid-state cathode uses an ultra-stable fast-ion-conductor modification process, with 10-tonne-scale shipments already delivered to customers such as QingTao, WeLion, ProLogium, Ganfeng Lithium and Sinoma. The biphasic composite cathode 93SS combines ultra-high-nickel ternary cathode with solid electrolyte and was listed in the SASAC central-enterprise technology innovation catalogue.

All-solid-state cathode meets battery energy density needs >400 Wh/kg; biphasic composite cathode achieves stable 100-tonne monthly shipments; cumulative 50-tonne shipments with on-vehicle verification underway; high safety, high capacity, long cycle

• Electric vehicles
• All-solid-state batteries
• Power batteries

As a key material for solid-state batteries, Easpring's solid electrolytes have successfully delivered oxide, sulfide and halide product families. The company pioneered a chlorine-iodine composite sulfide electrolyte that lowers the solid-solid interfacial pressure needed for high ionic conductivity, and developed a water-relatively-stable sulfide electrolyte. Multiple products have passed validation by leading customers and are ready for scaled supply.

E8 oxide solid electrolyte particle size about 160 nm; chlorine-iodine composite sulfide electrolyte with high ionic conductivity, controllable micro-nano particle size and relative humidity stability; sulfide system external pressure reducible to about 5 MPa; halide electrolyte with high voltage window and low cost

• All-solid-state batteries
• Power batteries
• Solid-state batteries

Easpring treats multi-component precursors as a key part of its lithium cathode business, developing in synergy with multi-component cathode materials and continuously raising the in-house precursor ratio to cut costs. The company masters wet-precipitation spherical multi-component precursor manufacturing; its 8-series high-nickel core-shell concentration-gradient ternary precursor has passed certification by top overseas customers and entered scaled production, while the 9-series core-shell precursor is in mass-production qualification.

Current precursor capacity about 15,000 tonnes/year (after expansion); compatible with high-nickel product manufacturing; high-concentration-gradient ultra-high-nickel low-cobalt core-shell ternary precursor already in large-scale mass production; nickel-cobalt-manganese-zirconium quaternary precursor R&D completed and in mass-production qualification

• Cathode materials for power lithium batteries
• High-nickel multi-component materials
• Lithium-ion batteries

Easpring's lithium-rich manganese-based materials use cheap and abundant manganese as the main component, and with their dual advantages of high energy density and lower cost become a key material system for next-generation ultra-high-energy-density all-solid-state batteries. The company systematically targets both liquid and all-solid-state applications: high-capacity liquid-cell products (220-250 mAh/g) are advancing toward vehicle use, while ultra-high-capacity all-solid-state products (>280 mAh/g) lead the industry in overall performance. The materials have reached ten-tonne shipments and entered steady ramp-up, with customers covering top lithium battery firms and automakers in China, Korea, Europe and the US.

All-solid-state test discharge specific capacity 280-305 mAh/g; liquid-system high-capacity 220-250 mAh/g; high compaction density, long cycle life, good compatibility with solid electrolyte; can meet 500 Wh/kg battery needs

• All-solid-state batteries
• Power batteries
• High-end passenger vehicles

Easpring developed lithium nickel manganese oxide (spinel cathode) materials combining high capacity with long cycle life, leading the industry in overall performance and passing multiple rounds of validation by top customers. As an important high-voltage cathode route, spinel LNMO meets application needs requiring both high power and high energy density, representing one of the company's forward-looking next-generation battery material layouts.

Combines high capacity with long cycle life; high-voltage spinel system; passed multiple rounds of top-customer validation; industry-leading overall performance

• Power batteries
• High-power batteries
• Electric vehicles