MORE POWER WITHIN REACH

Scalable high-performance anode battery materials for a rapidly expanding EV market 

Meeting the evolving needs of the electric vehicle market requires efficient and cost-effective battery solutions. HS Hyosung Energy Solution’s silicon-based anode material is designed to enhance energy capacity and support long-term performance, while maintaining a balance between cost and efficiency. Our approach is grounded in innovation, security of supply and commitment to meet the evolving needs of the EV market.
HS Hyosung Energy Solution goes to market under the umbrella brand The Extra Mile.

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We provide affordable and sustainable silicon anode materials 
ABOUT HS Hyosung Energy Solution and THE EXTRA MILE

We provide affordable and sustainable silicon anode materials

Scaling EV production requires anode materials that can meet demand. HS Hyosung Energy Solution, the battery material joint venture between HS Hyosung Advanced Materials and Umicore, delivers silicon carbon (Si/C) anode material with consistent quality, high energy capacity, and long life cycle by design.

We work with strong partners and maintain a robust intellectual property portfolio, focusing on process excellence and ongoing innovation.

HS Hyosung Energy Solution goes to market under the commercial brand The Extra Mile.

 

Learn more about The Extra Mile
71

Qualified employees And hiring!

17

Years of continuous R&D

>40.500

Battery cell tests

>90.000

kg Si/C produced

OUR VALUE PROPOSITION

Affordable high-performance battery materials with security of supply

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Performance

We improve the energy density and fast-charging capability of battery cells aiming for long lifetime, safety, and affordability. Our material design is proven to outperform the competition.

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Value

We strive to offer the best $/kWh for high-energy-density EV cells, combining technical expertise, scalable production, material design and  reliable access to raw materials.

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Scalability

Our modular and efficient production process uses equipment and machinery that has been upscaled in other industries, supporting scalability to meet rising market demands.

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Sustainability

We comply with recognized ESG standards. Our production uses renewable energy, and we are working to further reduce our environmental footprint.

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Intellectual Property

The value of an Intellectual Property (IP) portfolio lies in its strength and freedom to operate (FTO). Independent research confirms The Extra Mile holds one of the world's strongest IP positions.

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Future proof solutions

Through its cutting-edge R&D and multi-decade battery experience through Umicore and HS Hyosung Advanced Materials, we ensure future-proof solutions and lasting customer partnerships.

ABOUT THE EXTRA MILE

Affordable, sustainable and
scalable silicon anode materials

HS Hyosung Energy Solution / The Extra Mile
delivers top-performance anode materials at the right price, ready for
industrialization, with a clear innovation roadmap to drive future success.

1700GF

1700GF

Si/C composite: 1700 mAh/g

SOP 2028: Our flagship product that has been tested and approved by leading battery cell makers in multiple demanding industries. Past the first hype. At pack level.

WHITEPAPER

Explore our latest whitepapers

Explore insights into silicon anode technology, market dynamics, and the challenges of turning material innovation into industrial-scale adoption.

the-extra-mile-whitepaper-silicon-anode-market

Silicon anode market
and technology landscape

Silicon offers nearly 10x the theoretical capacity of graphite. So why does it represent less than 1% of commercial anode material today? This whitepaper explains the gap — and what it actually takes to bridge it.

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whitepaper-the-extra-mile-from-innovation-to-adoption

From innovation to
adoption

Developing a new battery material is not merely a scientific or engineering challenge—it is a systemic endeavor spanning materials science, industrial engineering, supply chain development, and ecosystem alignment. 

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OUR PROCESS

Ready for industrialization

Operational production line and full mass production plant under construction to meet customer demand

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EMM_Pilot line - 15mT/yr.

Operational since 2020

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EMM_Industrial pilot plant - 140mT/yr.

First factory
SOP Q4 2026

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EMM_Mass production plant - 5000mT/yr.

SOP Q2 2028

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