Adhering to technological innovation and model innovation, Power HF co., Ltd., as one of the pacesetting enterprises of the Chinese internal combustion engine industry, has extended its research, development, production and sales of diesel engines and intelligent generator sets upstream to the business of core components and parts of diesel engines and downstream to the operation and maintenance services of communication base station generator sets and other power supply facilities. A good business model with the characteristics of mutual support and coordinated development has formed.