Wooyoung Energy Holdings Co., Ltd. is a new energy company specializing in the development and manufacturing of Energy Storage Systems (ESS) and storage batteries using eco-friendly lithium-ion and lithium iron phosphate batteries. We produce various battery solutions, including backup power batteries for emergency lighting and standalone solar energy storage systems for residential and industrial use. Based on years of accumulated battery control technology, we supply stable power systems to public infrastructure and private facilities.

"Wooyoung Energy Holdings is an energy company with core technology in eco-friendly, high-efficiency lithium-ion battery solutions. We supply various storage batteries, solar power storage devices, and related equipment using high-energy-density lithium secondary batteries that replace lead-acid and heavy metal batteries."

Business Areas

• Energy Storage System (ESS) Manufacturing and Supply: We develop and supply standalone solar power energy storage solutions integrated with hybrid inverters and Lithium Iron Phosphate (LFP) Battery Management Systems (BMS).
• Emergency Power and Special Battery Pack Manufacturing: We manufacture backup power batteries for emergency lighting and industrial storage batteries for subways, railways, and public buildings, having obtained performance certification from the Korea Fire Institute (KFI).
• Distribution and Trade of New Energy Equipment: We engage in the import, export, domestic distribution, and wholesale/retail of Power Conversion Systems (PCS), BMS modules, and renewable energy-related storage batteries and accessories.

Products

• LONGPAC ESS / Residential Standalone Solar Charging System: A plug-in type integrated ESS that combines an inverter and battery system, designed to efficiently store and use solar power.
• KFI Certified Lithium-ion Emergency Lighting Backup Power: A high-safety lithium-ion battery pack that safely operates emergency lights during fires and power outages, widely applied in public infrastructure.
• LONGPAC LIB / LFP Industrial Battery Pack: A customized battery pack product line based on lithium-ion and lithium iron phosphate that supports high energy density and long lifespan.

Special Notes

• Extensive Supply References Based on Public Infrastructure: We have built high market trust by supplying over 100,000 emergency power units to Seoul Subway, major national railways, highways, and newly constructed buildings.
• Proven Technical Expertise and Safety Certifications: We have secured safe battery pack technology with low fire risk by obtaining Korea's first lithium-ion storage battery certification and KFI firefighting performance certification.
• Integrated Standalone ESS Technology: We can implement plug-in type integrated hybrid ESS tailored for areas with weak power grid connections or environments requiring independent power sources.

Recruitment Information

• Main Hiring Positions: Battery/ESS Hardware Development, Production and Quality Control, Technical Sales, Material Management
• Benefits: 4 Major Social Insurances (National Pension, Health Insurance, Employment Insurance, Industrial Accident Compensation Insurance), Severance Pay, 5-day work week

💡 A Word from JOBPLOY
In the field of battery and Energy Storage System (ESS) manufacturing and distribution, electrical safety and assembly precision are of the utmost importance. Therefore, strict adherence to safety protocols and meticulous process management are essential. Additionally, possessing basic Korean communication skills for understanding technical manuals and collaborating with colleagues is advantageous for job adaptation. JOBPLOY recommends focusing on these areas.