KnownSec (知道创宇) is listed on the official homepage as “知道创宇”.

No first-hand English product details were provided for website vulnerability scanning, website security testing, cloud WAF, self-hosting, deployment requirements, or CPU, memory, and bandwidth requirements. When evaluating KnownSec, confirm with the vendor whether private deployment or local operations are supported. China-based users should also verify compatibility with the WeChat ecosystem, domestic cloud/CDN providers, ICP-filed domains, and local service support.