Kehua has provided 50 sets of FR-UK Series industrial UPS and 31 sets of EPS systems for the PMB project in Brunei, a 10 million-ton world-class petrochemical industry base, which is Brunei's largest industrial investment so far. Kehua provides complete reliable industrial-grade power protection schemes developed for control systems involving precision instruments. These control systems are applied in the fields of ethylene chemical industry, oil refining aromatics, public works, dock storage and transportation etc. With 12 pulse rectifier, IGBT inverter and full galvanic isolation design, Kehua’s industrial-grade FR-UK31DL series UPS can adapt to the harsh environment of petroleum, petrochemical, chemical etc.