Evada is ranking top in China UPS Manufacturing field with 20 years UPS manufacturing . From technical ways , Our UPS is As strong as Huawei (UPS) , ABB , Emerson , SCHNEIDER ,APC etc . Now offering power services to Military , China Telecom , SINOPEC , Huawei , Universities Global Olympic Games etc ; 30kva we can make in 2U. 60Kva We can make in 3U. 720kVA in 1.1 square meter ONLY ! Call me ,please , lets continuing the conversation .