On May 7, the 2023 West Lake Digital Security Conference with the theme of “Digital Security @ Digital China” was successfully held. As one of the organizers, DAS-Security offered its suggestions on empowering the digital transformation of industries, protecting the achievements of the construction of Digital China, and building a strong digital security shield in China. Fan Yuan, Chairman of DAS-Security, delivered a keynote speech on the topic of “Building a trusted and controllable digital security shield” regarding the security construction of Digital China, proposing to establish a forward-looking, far-reaching and profound digital security concept and build trusted and controllable digital security infrastructure.