NSK vs Quanzhibo: Actuation compared

November 2026 edition · assessment by Frontier Tech Intelligence

Quanzhibo ranks 3 on the Humanoids 100 with a score of 89; NSK ranks 14 with 83. NSK is ahead on commercials and firepower. Quanzhibo is ahead on deployment, production and leverage. Level on progress, technology and positioning. NSK is based in Tokyo, Japan, Quanzhibo in Wuxi, China. NSK: Established. NSK is named in 17 signals and Quanzhibo in 1.

NSK →

Tokyo, Tokyo, Japan · Humanoids · Components / Actuation · Established · nsk.com

NSK is contributing its precision-parts technology to the joint development and testing of humanoid robot components with Atom, including components relevant to robotic motion and actuation.

Humanoids 100 · rank 14 · score 83Robotics · watchlist · score 42

Scores, Humanoids (of 10)

Deployment6
Production8
Commercials10
Progress10
Technology8
Positioning8
Firepower10
Leverage8

Darker bar: ahead of the other company on that measure.

Positioning

NSK is a Japanese bearing and actuation maker (TSE:6471) that established a Robotics Business Division in March 2026 and announced miniaturized rotary and linear actuators for humanoids, plus a February 2026 design win supplying a third-generation smart joint bearing module (with integrated torque and temperature sensing) to a leading North American humanoid robot company. Its agreed merger with NTN will create the world's largest bearing maker (~$11.1B combined revenue, closing 2027), with both companies naming physical-AI robots as the priority battleground, and it signed a Delta Electronics MOU (May 2026) for joint actuator modules. With more than 70 bearings per humanoid, this is a components-scale play against JTEKT, SKF, and IKO.

Latest signals

  • NSK and Atom signed a strategic partnership agreement for domestic humanoid AI robot development and deployment.Automation News Japan
  • NSK and Atom will collect physical AI data using Atom robots in NSK manufacturing facilities.Automation News Japan
  • Atom and NSK will collect physical AI data from humanoid robots operating at NSK manufacturing sites.The AI Insider

17 signals name NSK.

Facts, with sources

  • [object Object]Automation News Japan
  • NSK and Atom signed a strategic partnership agreement for domestic humanoid AI robot development and deployment.Automation News Japan
  • NSK and Atom signed a basic agreement for strategic partnership on development and implementation of domestic humanoid AI robots, combining NSK precision parts technology with Atom's physical AI technology to establish integrated development and robot industry baseAutomation News Japan

14 facts on file.

Quanzhibo →

Wuxi, Jiangsu, China · Humanoids · Components / Actuation

Quanzhibo manufactures integrated precision joint modules, the actuators that drive humanoid and embodied-intelligence robots.

Humanoids 100 · rank 3 · score 89Robotics · watchlist · score 49

Scores, Humanoids (of 10)

Deployment10
Production10
Commercials8
Progress10
Technology8
Positioning8
Firepower8
Leverage10

Darker bar: ahead of the other company on that measure.

Positioning

Quanzhibo (泉智博) makes integrated joint modules for humanoid and general robots, and the shipment numbers are the reason it scores as highly as it does on deployment and production. In the first half of 2026 cumulative shipments of integrated joint modules passed 120,000 units, with over 60,000 shipped in June alone, the steepest ramp of any component maker in this registry. FY2025 orders exceeded RMB 150 million and 2026 orders are expected to reach several hundred million RMB. In April 2026 its precision joint production base in Wuxi entered production with a planned annual capacity at the million-unit level: an automation rate above 85 percent, a 90-second cycle time per joint module, first-pass qualification stable above 96 percent and product yield at 98 percent. Those are manufacturing figures rather than prototype claims, which is unusual in this segment and is why production scores 5. The investor base is the other signal: Hillhouse and Agibot both backed the company, putting Agibot on the cap table of both this row and Critical Point. Named customers are Leju Robotics, Songyan Dynamics and Galaxea. The company is splitting its footprint by function, keeping Wuxi as the manufacturing base while investing in Beijing and Shenzhen for research and embodied AI commercialisation and in Chongqing for large-scale high-end manufacturing and delivery stability. Data gaps: no founding date, headcount or registered entity name; the funding round size, structure and valuation are

Latest signals

  • Linkerbot and more than 20 industry chain companies formed the China Embodied Intelligence Tier1 Industry Alliance.Leiphone 雷峰网

1 signals name Quanzhibo.

Facts, with sources

  • Quanzhibo closed a B round of several hundred million yuan from Yida Capital, Guotai Haitong Kaiyuan and Xizheng Equity, with Photosynthesis, Shoucheng and Wuxi Xintou adding.m.bjnews.com.cn
  • 灵心巧手与20余家产业链企业成立中国具身智能Tier1产业联盟Leiphone 雷峰网
  • 成立中国具身智能Tier1产业联盟,成员包括20余家产业链企业Leiphone 雷峰网

42 facts on file.

More comparisons

Questions this page answers

NSK or Quanzhibo: which is ahead in humanoids?

Quanzhibo ranks 3 on the Humanoids 100 with a score of 89; NSK ranks 14 with 83. NSK is ahead on commercials and firepower. Quanzhibo is ahead on deployment, production and leverage. Level on progress, technology and positioning. NSK is based in Tokyo, Japan, Quanzhibo in Wuxi, China. NSK: Established. NSK is named in 17 signals and Quanzhibo in 1.

How do NSK and Quanzhibo compare?

Quanzhibo ranks 3 on the Humanoids 100 with a score of 89; NSK ranks 14 with 83. NSK is ahead on commercials and firepower. Quanzhibo is ahead on deployment, production and leverage. Level on progress, technology and positioning. NSK is based in Tokyo, Japan, Quanzhibo in Wuxi, China. NSK: Established. NSK is named in 17 signals and Quanzhibo in 1. Both company files carry the scores on eight measures, the facts with sources and the latest signals.

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