Was established in 2018 and is a holding subsidiary of RACO Defense (stock code 002413). It is an independent and controllable development strategy for the national information technology field, and a national high-tech enterprise focusing on providing dedicated data system solutions.

With its profound market and technology accumulation in self-research controller chips, self-research file systems, self-research high-speed interface IP, self-research data acceleration algorithm, self-research FTL data protection algorithm, and fully localized product solutions, Yaoyun Technology has launched localized controller chip, eMMC embedded memory, solid state drive, storage playback board, and other businesses. With these, Yaoyun Technology provides dedicated and reliable data storage products for industries such as the military industry, credit creation, confidentiality, and transportation. Yaoyun Technology adheres to the core values of "integration, truth-seeking, innovation, and win-win", adhere to technology research and development as the core, and builds a complete business system based on secure storage products and centered on secure storage integration and services. It is committed to becoming China's leading private data system solution provider.