March 2026 monthly summary for vllm-ascend: Key feature delivered: Qwen3.5 attention fusion operator support (split_qkv_rmsnorm_mrope). This enables a fused attention path, improving performance and reducing latency on Ascend devices. The work included implementing the operator, aligning with vLLM mainline, and validating across multiple vLLM versions. No major bugs reported this month; focus was on feature delivery and integration stability. Overall impact: enhanced Qwen3.5 attention capability on Ascend, enabling faster inference and better model throughput for end users. Technologies/skills demonstrated: fusion operator integration, hardware-accelerated attention, cross-version compatibility testing, PR-driven development, and CI validation.