Empyrean Technology (also known as 北京华大九天科技股份有限公司, Beijing Huada Jiutian Technology) is a company that provides digital system-on-chip (SoC) design, and foundry electronic design automation (EDA) solutions. It includes tool systems for analog circuit design, EDA tools for digital circuit design, full-process EDA tool systems for flat panel display circuit design, and EDA tools for wafer manufacturing, etc.