Bestec makes planetary roller screws, precision actuation parts used in humanoid joints and limbs, and plans batch supply alongside a partnership with Sanhua.
Bestec (Shenzhen-listed, ticker 300580) is a Chinese precision-manufacturing company whose subsidiary Yuhua Precision develops planetary roller screws — a core mechanical element of humanoid-robot linear actuators. As of 2025-26, Yuhua Precision has completed sample development and is targeting batch/mass supply in 2026, positioning Bestec as one of the domestic contenders in a segment where China's domestic substitution rate is still low (~15%). The open question is whether it can move from samples to stable volume production and win design-ins against more established suppliers.
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Traction: deployment, production, commercials, progress. Capability: technology, positioning, firepower, leverage.
Bestec makes planetary roller screws, precision actuation parts used in humanoid joints and limbs, and plans batch supply alongside a partnership with Sanhua. Bestec (Shenzhen-listed, ticker 300580) is a Chinese precision-manufacturing company whose subsidiary Yuhua Precision develops planetary roller screws — a core mechanical element of humanoid-robot linear actuators. As of 2025-26, Yuhua Precision has completed sample development and is targeting batch/mass supply in 2026, positioning Bestec as one of the domestic contenders in a segment where China
Bestec is on the Humanoids watchlist list of Frontier Tech Intelligence with a score of 50 out of 100, below the Top 100.
Bestec is based in China. Stage: Established.
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