Yusei Holdings Limited, an investment holding company, primarily engages in the design, development, and fabrication of precision plastic injection molds in the People's Republic of China. The company also manufactures and trades in molds and plastic components, as well as offers services for the assembly and processing of plastic components; and system designing and technical support services. It serves the manufacturers of branded auto parts and components, office equipment, and plastic components.

The company was founded in 1992 and is headquartered in Hangzhou, the People's Republic of China.