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Component maker

Hangzhou Xinjian Transmission

Planetary roller screw maker pursuing an A-share IPO. 21st Century Business Herald called it a core supplier for Tesla's humanoid, but its prospectus lists robot customers anonymously as A and B; 2025 humanoid revenue was about 31.11 million yuan.

Latest valuation
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Not disclosed

Disclosed funding
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excluding rumors

Robots
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Registered models

Founded
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Private

ChinaRoller screw

Supply relations

RolePartCounterpartProductConfidenceSource
SupplierRoller screwTeslaPlanetary roller screwRumoreu.36kr.com · 2026-09
CustomerRoller screwZhejiang XCC Group (Wuzhou Xinchun)Bearings and precision machining for roller screwsOfficialeu.36kr.com · 2025-03