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S

Shuai Bai

Qwen-VL researcher · Qwen (Alibaba Tongyi Lab)

medium confidenceTier C · Context onlyChinese labsimage · multimodal

Why they are on the map

Author on Qwen3-VL-Seg (May 2026) and Qwen3-VL-Embedding (Jan 2026) source — evidence dated 2026-05

Needs the data for a model; writes the spec.

How Qwen (Alibaba Tongyi Lab) buys data

Qwen-Image-2.0-RL technical report (Jun 2026) applies RL to image generation — implies large-scale image preference/reward data; sourcing not disclosed. Leadership churn in 2026 (tech lead, post-training head and coding lead left).

Part of Tongyi Lab under Alibaba Cloud CTO Zhou Jingren. After Lin Junyang (tech lead), Yu Bowen (post-training head) and Hui Binyuan (coding lead) left in early 2026, ex-DeepMind Zhou Hao leads post-training RL. Qwen-Image and Qwen-VL are separate sub-teams.

Full dossier pending

This person was mapped in pass 1. Career, what they have said on the record, interviews, connections, why they matter to us and how to reach them are added in pass 2.