# Sankai Electromechanical completes hundreds-of-millions-yuan Series B funding; precision reducers already supplied to multiple leading robotics companies

- Source: 36Kr Embodied Intelligence
- Published: 2026-10-13T04:29:08.000Z
- RoboHot: https://robohot.news/en/items/ehsl0df1i7prks58xzqtdmsor
- Original: https://36kr.com/p/4023807119789956?f=rss

## Summary

Zhejiang Sankai Electromechanical announced the completion of a Series B funding round worth hundreds of millions of yuan, jointly led by the Industrial Machine Tool Industry Investment Fund and Wuchan Zhongda Investment, with proceeds to be used for R&D of humanoid robot joint reducers, capacity expansion, and domestic substitution. The company entered the robot reducer field in 2022 and launched a planetary joint reducer for humanoid robots in 2024; it has entered the core supply chains of leading enterprises such as the Beijing Humanoid Robot Innovation Center and is supplying in volume. The Tiangong series robots won 45 medals at the second World Humanoid Robot Games, with their core joint components coming from Sankai Electromechanical.