Engineering Precision •
Consistent OEM Manufacturing
Ningbo LIANRONG Motor Co., Ltd. is an established technology leader in linear motion and drive systems for fitness, healthcare, and industrial automation.
Decades of Deep Actuator Engineering & Quality Dedication
Established in Ningbo’s National High-Tech Industrial Zone, LIANRONG has spent two decades focused on one discipline: turning rotary motor power into precise, durable linear motion.
Operating from our 45,000 m² smart manufacturing complex, we integrate motor winding, gear reduction, leadscrew machining, and end-of-line testing under one roof — giving OEM partners full traceability from raw material to shipped actuator.
Manufacturing Base
Annual Motors Output
Life Endurance Test
Global OEM Export
Rigorous In-House Testing Laboratory
Every motor design undergoes exhaustive environmental and electrical validation before entering serial OEM production.
100,000-Cycle Endurance Test
Continuous automated load cycling under 120% rated mechanical thrust to verify leadscrew wear, lubrication longevity, and motor winding thermal cutoff under full duty cycle.
Acoustic Anechoic Chamber
Environmental Climate Chamber
Over 18 Years ofEngineering Milestones
From a specialized precision motor workshop to a tier-1 international manufacturer supplying certified linear actuators to leading fitness and healthcare brands.
Precision Motor Engineering Workshop Established
Founded in Ningbo, specializing in high-torque AC electric motor windings and precision leadscrew drive assemblies for domestic equipment builders.
Commercial Treadmill Incline Actuator Breakthrough
Launched the industry-acclaimed LR-AC100 series with 10k potentiometer position feedback. Attained official ISO 9001:2008 quality management certification.
International ETL & CE Market Accreditations
Secured North American ETL (UL 1647 / UL 1004-1) and European CE LVD/EMC safety certificates, entering mass supply agreements with leading Western gym equipment OEMs.
New 45,000 m² Automated Smart Manufacturing Base
Invested in multi-axis CNC Swiss machining, automated anechoic acoustic test chambers, and robotics assembly lines, tripling production efficiency.
Ultra-Quiet (<42dB) Medical & Lifting Columns
Engineered whisper-quiet ICU hospital bed actuators with CPR quick-descent release and dual-motor synchronized ergonomic desk columns with internal gyro anti-collision.
Global OEM Motion Partner with 1.8M+ Annual Output
Serving 300+ brand partners across 50+ countries with standardized 24h 3D CAD support, automated end-of-line verification, and 24-month warranties.
Factory Environment &Production Workshops
Take an inside look at our 45,000 m² high-precision manufacturing campus, featuring automated SMT lines, CNC gear cutting, and automated testing rigs.
Workshop 01
Automated CNC Gear & Screw Machining
High-precision Japanese CNC lathes and gear hobbing centers.
Workshop 02
High-Speed Automated Coil Winding
Robotic winding stations with precision slot insulation.
Workshop 03
Dust-Free SMT Controller Assembly
Class 100,000 cleanroom dedicated to surface-mount PCB placement.
Testing Lab 01
Acoustic Anechoic Chamber (<18 dB)
Isolated sound room guaranteeing motors operate below <48 dB.
Testing Lab 02
Automated EOL Load & Thrust Bench
100% full-stroke dynamic load verification prior to packaging.
Logistics
Barcoded Finished Warehouse & DDP
Automated palletized dispatch for global DDP shipments.
InternationalCertificates & Quality Approvals
Certified under world-recognized standards ensuring product safety and global compliance for OEM equipment.
ISO 9001:2015 Quality Management
Global quality standard audit certification.
Intertek ETL Listed (North America)
Motorized fitness equipment electrical safety.
European CE Conformity
Low voltage & electromagnetic compatibility.
RoHS & REACH Environmental Safety
Hazardous substance compliant materials.
Medical Electrical Equipment Safety
Hospital and therapy device safety standard.
IP66 Ingress & Proprietary Patents
Washdown protection & patented mechanics.
Trusted byGlobal Equipment Manufacturers
See what engineering leaders, product designers, and procurement directors say about partnering with LIANRONG MOTOR.
“We have integrated over 120,000 LIANRONG incline elevation motors into our commercial club treadmill lines across North America. The self-locking acme screw and dual thermal protection maintain zero field failure rates. Their engineering response to CAD modifications is second to none.”
Commercial Treadmill Incline System
Heavy-duty linear elevation for continuous commercial gym duty
GlobalCooperative Clients & Partners
Trusted by world-renowned equipment brands across commercial fitness, rehabilitation, ergonomic systems, and intelligent industrial automation.
