Laifual Drive’s capacity expansion and rising humanoid robot demand reinforce positive harmonic reducer industry signals

Overview

Based on a call between Citi and Laifual Drive’s management, this report tracks supply and demand, competitiveness, capacity expansion, shipment targets, robot application mix, and implications for related securities in China’s harmonic reducer industry. Laifual Drive is one of China’s major harmonic reducer suppliers. The report highlights its high level of vertical integration, short delivery times, broad SKU range, and exposure to humanoid robot demand.

Core views

The core view is that demand for harmonic reducers, particularly from humanoid and industrial robot applications, is supporting Laifual Drive’s capacity expansion and revenue growth targets. Its competitive strengths include a broader SKU range, a 3-4 week delivery cycle, and a relatively high proportion of self-manufactured components. However, industry competition is also intensifying, potentially creating a dual impact on peers such as Leader Drive: benefiting from demand on one hand while facing competitive pressure on the other.

Analysis framework

The report tracks management call information by combining Laifual Drive’s capacity plans, shipment targets, revenue guidance, margin expectations, customer expansion, and peer comparisons. It assesses changes in industry demand and the competitive landscape by comparing shipments, ASP, and P/S valuation with Leader Drive.

Methodology notes

• Company call trackingManagement guidance verification

  Use management-disclosed targets for capacity, shipments, revenue, and profit margins as indicators for short- to medium-term operating performance.

  This approach helps map industry conditions to company operating targets, but subsequent verification through actual orders, deliveries, and financial results is still required.

• Competitiveness analysisComparison of product SKUs, delivery cycles, and vertical integration

  Assess supplier competitiveness through SKU count, delivery cycle, tooth-profile design capabilities, bearing manufacturing capabilities, and durability metrics.

  Laifual Drive is described as having an SKU range close to that of Harmonic Drive System and broader than Leader Drive, a 3-4 week delivery cycle, and strong in-house component manufacturing capabilities.

• Valuation comparisonP/S and P/E multiple reference

  The report compares Leader Drive’s and Laifual Drive’s P/S ratios and provides the basis for Leader Drive’s target price using 2027E P/E.

  Leader Drive’s Rmb496 target price is based on 322x 2027E P/E, with a +1.5 standard deviation reflecting stronger-than-expected visibility in humanoid and industrial robots.

Asset mapping & comparison

Structured mapping from thesis to named assets (strengths, weaknesses, peers, risks).

• Laifual Drive (3952.HK)

  Subject company of the report; not covered

  Strengths

  Broad SKU range, 3-4 week delivery cycle, high component self-manufacturing ratio, tooth-profile design and bearing manufacturing capabilities, and active expansion of its humanoid robot customer base.

  Weaknesses

  Still in the stage of validating rapid capacity expansion and profit improvement; net losses and adjusted net losses were reported during 2023-2025.

  Comparison

  Management believes its market share in industrial robots is higher than that of Leader Drive, Estun, Step, and Qianjiang Robot. Its SKU range is close to Harmonic Drive System and broader than Leader Drive’s.

  Risks

  There is uncertainty regarding the execution of capacity expansion, customer adoption, intensifying competition, margin realization, and order sustainability.

• Leader Drive (688017.SS)

  Related beneficiary; the report believes strong harmonic reducer demand has positive implications for the company

  Strengths

  Citi assigns a Rmb496 target price based on stronger visibility in humanoid and industrial robot applications.

  Weaknesses

  Compared with Laifual Drive, the report notes that its delivery cycle and certain durability/warranty metrics are less favorable.

  Comparison

  Laifual Drive has a 3-4 week delivery cycle, compared with approximately 1.5 months for peers cited in the report. Laifual Drive offers 20,000 hours of durability and a 5-year warranty, versus more than 10,000 hours and a 3-year warranty for Leader Drive.

  Risks

  Risks include slower automation market growth, intensifying competition from foreign and domestic brands, rising raw material costs, and lower-than-expected contributions from humanoid robots and emerging applications.

• UBTECH (9880.HK)

  One of Laifual Drive’s humanoid robot customers

  Strengths

  As a humanoid robot customer, it may represent validation of downstream demand.

  Risks

  The timing of customer demand and progress toward mass production remain uncertain.

• Estun (002747.SZ / 2715.HK)

  Comparable company in the industrial robot sector

  Weaknesses

  The report states that Laifual Drive has a higher market share than Estun in China’s industrial robot market.

  Comparison

  The companies are compared in terms of their market shares in China’s industrial robot harmonic reducer market.

  Risks

  Increasing competition among domestic reducer suppliers may affect bargaining power across the industry chain.

Key data

• Laifual Drive’s 2025 China harmonic reducer shipment market share21.4%Source: China Insights Consultancy. The report describes Laifual Drive as China’s second-largest harmonic reducer manufacturer.
• Current monthly capacity50k/monthCurrent capacity disclosed by management.
• Target monthly capacity by end-202680k/monthManagement plans to reach this level by end-2026.
• Target monthly capacity by end-2027200k/monthManagement plans to reach this level by end-2027.
• 2026/2027 harmonic reducer shipment targets600k-700k / 1.5mn unitsShipments were approximately 291k units in 2025, with approximately 250k units delivered in 1H26.
• 2026/2027 revenue guidanceRmb400mn / Rmb700mn-750mnRevenue was Rmb260mn in 2025.
• 2026 net margin target10%-15%Management expects net margin to potentially improve to this range in 2026.
• Gross margin target for the next three years35%-40%Driven by economies of scale and a higher level of factory automation.
• Humanoid robot shipment mix15% in 2025; approximately 30% in 2026Management estimate and expectation.
• Humanoid robot harmonic reducer ASP and gross marginApproximately Rmb500; GPM >30%Based on management’s definition.
• Leader Drive target price and current priceRmb496 / Rmb405.0The target price is based on 322x 2027E P/E, with the price dated July 10, 2026.

Impact & implications

From an investment perspective, Laifual Drive’s capacity expansion and efforts to expand its humanoid robot customer base validate the strength of demand in the harmonic reducer sector and have positive demand read-through for covered leaders such as Leader Drive. However, Laifual Drive’s advantages in SKUs, delivery cycles, and vertical integration also indicate intensifying domestic competition. Future changes in pricing, market share, and gross margins require continued monitoring.

Risks

• Automation market growth is slower than expected.
• Competition from foreign or domestic brands intensifies, particularly amid industry consolidation.
• Rising raw material costs erode gross margins.
• Contributions from humanoid robots and other emerging applications are lower than expected.
• Laifual Drive fails to deliver on its capacity expansion, shipment targets, or margin improvement.

What to watch

• Actual progress in increasing Laifual Drive’s monthly capacity from 50k to 80k and 200k units.
• Execution of the 600k-700k unit shipment target for 2026 and 1.5mn unit target for 2027.
• Whether the humanoid robot shipment mix can rise from 15% in 2025 to approximately 30% in 2026.
• Customer adoption progress at Zhiyuan/AgiBot, UBTECH, Unitree, FigureAI, Tesla Optimus, and others.
• Changes in harmonic reducer ASP, gross margins, and the intensity of competition among domestic manufacturers.
• Whether Leader Drive’s target price assumptions, order visibility, and valuation multiples remain intact.