Legend Capital is a venture capital firm based in China. Its humanoid robotics portfolio includes X Square Robot.
Round size: $138M
X Square Robot, a Chinese robotics company, is taking a different approach than other humanoid robot firms by focusing on developing AI systems that enable robots to function in unstructured real-world environments rather than performing controlled demonstrations like backflips or dancing. The company aims to solve the fundamental challenge of getting robots to handle the messy, unpredictable conditions where people actually live and work.
X Square Robot has released XRZero-G0, an open-source hardware-software framework designed to address the data bottleneck in embodied AI research. The system includes the G0-Dataset, a 2,000-hour multimodal repository, and is said to reduce real-robot training data requirements by up to 20× under experimental conditions by standardizing robot-free data collection.
A cleaning service in Shenzhen deploys WALL-A robots from X Square Robot in real homes as part of a partnership with 58 Home, where robots work alongside human cleaners. The robot uses an end-to-end Vision-Language-Action model to handle structured cleaning tasks while humans handle decision-making. This represents a practical deployment strategy rather than a laboratory demonstration, operating in actual apartments with pets, children's toys, and clutter.