Global electric motor industry leader. Revenue ~¥17B (2024), net profit ~¥800M. Core supplier to Unitree (frameless torque motors, high-burst joint modules, servo drivers — powered H1's 3-meter backflip) and AgiBot (deep partner + industrial investor). Frameless torque motor torque density reaches 7.5kW/kg. Owns global brands including OLI and SIM. Has Mexico production capacity for US tariff mitigation. Explicitly denied Tesla Optimus connection (Sep 2025). Pursuing Hong Kong IPO (second attempt, Mar 2026). Also expanding into low-altitude economy via JV with Wofei Changkong.
Shaoxing, Zhejiang · Founded 1984
Electric motor manufacturer across industrial, commercial, and EV applications. Humanoid joint motor development.
PAI exposure of 35% reflects the share of trailing-twelve-month revenue attributed to Physical AI activities. See methodology §4 for inclusion criteria and §6 for how PAI exposure scales the weight.
Revenue ¥17B — largest company in this report by far. Global motor leader with century-old brands (OLI, SIM). Mexico capacity hedges US tariffs. Key Unitree and AgiBot supplier but explicitly denied Tesla link. Torque density 7.5kW/kg is impressive spec. HK IPO second attempt. Robot revenue still minimal vs ¥17B total.
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This profile is part of the China Physical AI Index — a public information product published by Tech Buzz China for informational and educational purposes only. It is not investment advice and is not a recommendation regarding Wolong Electric or any other security. Company data is based on public filings and TBC research; revenue-exposure estimates are point-in-time and subject to update. See the full methodology §11 and disclaimer page.