20Kw---1000Kw HHC Series stands for WEIHONG brand generating set power by CUMMINS engine. HHC Series Rating Power Range: 25Kva to 625Kva. ENGINE: CUMMINS Engine, they were made by the China-USA Joint-venture company: Chongqing Cummins Engine Company Ltd (CCEC). & Dongfeng Cummins Engine Company Ltd(DCEC). ALTERNATIR: STAMFORD Alternator. It is made by by Wuxi Newage Alternators Ltd,. Cummins Generator Technologies is represented in china by Wuxi Newage Alternators Ltd, a 17.6-million-USD wholly owned subsidiary. Chinese Local Alternator Can Be As An Option. Canopy color can be CUSTOMIZED.