CAS1-88 is a 2U rack-mounted RISC-V storage server equipped with dual SG2042 chips, featuring a dual-processor interconnect architecture for exceptional performance. Based on an international open-source instruction set with no licensing restrictions, it supports mainstream and domestic operating systems, enabling full hardware and software stack autonomy and controllability. Supports multi-bay high-capacity storage, data monitoring, backup and recovery, and is applicable for scenarios including cloud storage, intelligent computing centers, scientific computing, privacy computing, and ecosystem development.