In Vietnam's thriving industrial landscape, businesses rely on Uninterruptible Power Supply (UPS) systems to ensure uninterrupted power for essential machinery and manufacturing processes. UPS technology protects against power disruptions, voltage irregularities, and equipment damage, safeguarding production continuity and efficiency. UPS adoption underscores the industry's commitment to operational reliability and sustained productivity. Four sets of MR33 Series Modular UPS (400KVA) from Kehua are running smoothly in DaNang, Vietnam. By virtue of modular design & hot swappable design, fault recording and warning, it can realize minute-level maintenance, greatly saving maintenance time and cost, which has received favorable remarks from customers.