Tianneng’s core technologies include lead-acid batteries, NMC cylindrical and LFP pouch lithium-ion cells, SLI batteries (EFB and AGM), and traction batteries for forklifts and AGVs. Its R&D arm has developed sodium-ion batteries with energy densities of 160 Wh/kg (layered oxide) and 95 Wh/kg (polyanion), hydrogen fuel cell systems introduced in 2024, proprietary BMS for energy storage applications, and a recycling division processing 1.2 million tons of battery waste annually.
Products include lead-acid batteries; NMC cylindrical and LFP pouch lithium-ion cells; EFB and AGM SLI batteries; traction batteries for material handling equipment; 200 km-range sodium-ion e-bike batteries; 100 Ah and 150 Ah home energy storage units (GB43854 certified); 4.4 MWh commercial energy storage systems; and hydrogen fuel cell buses.
Key projects include a 2025 expansion of Thailand production to 10 GWh annual capacity; 2024 launches of a sodium-ion e-bike battery and home storage units; completion of a Vietnam assembly plant in 2024; 2023 supply of sodium-ion grid storage in Indonesia; a 2025 deployment of 4.4 MWh commercial units for windfarm integration in the Netherlands; 2024 EU-certified hydrogen fuel cell bus pilots in Germany; and a $100 million R&D partnership with Tsinghua University on solid-state batteries aiming for commercial samples by 2026.
Tianneng Battery Group (SSE:688819) is majority owned by Shen Huan (25.0%), China Life Insurance (10.0%) and Bank of China Investment (8.0%). Tianneng Battery Group holds 86.5% of Tianneng Power International (HKEx:00819.HK), whose largest shareholder is Tian Ren Zhang (36.6%), alongside First Seafront Fund Management and Kai Hong Zhang.
