ENGINEAI launches SA01 expandable bipedal robot platform

Evidence notes
- ENGINEAI lists July 29, 2024 as the launch date for SA01, its highly expandable bipedal robot platform.
- The official company timeline frames SA01, SE01, and PM01 as the three flagship models launched in 2024.
- This fills a product-level timeline gap for SA01, which previously had no dated launch event.
Company context
Shenzhen robotics manufacturer developing humanoid and quadruped platforms, integrated joints, motion control and embodied-intelligence systems.