In the context of rising industrial electricity costs and increasingly strict ESG requirements, a mechanical manufacturing factory in Phu Tho, Vietnam chose GG Industries (GGI) to implement an 836 kWh Battery Energy Storage System (BESS) in August 2025.
Challenges
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High electricity costs during peak hours
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Peak load demand charges significantly increasing operating expenses
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Requirement to optimize the ROI of the existing solar PV system
GGI’s Solution
GGI designed and installed a BESS 836 kWh – 250 kW system, integrated with an intelligent Energy Management System (EMS) and dual liquid-cooling technology. The system complies with leading international standards: GB/T36276, IEC62477, IEC61000, and UN 38.3.
Results
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10–20% reduction in peak-hour electricity costs
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~10% savings in total monthly electricity bills
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Improved voltage stability, ensuring protection for production lines
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Enhanced corporate reputation and compliance with ESG standards
