Products
Propulsion
 LYEN CPP
LYEN Tunnel Thruster
LYEN Azimuth Thruster
Controllable Pitch Propeller Low noise, Low pressure
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Modular design, easy Maintenance
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Modular design, easy
maintenance
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Maintenance & Repair
Upgrade & Conversion
Before upgrade the current propeller system, LYEN experts will review and analyze the problem and performance of your propeller. If necessary, we supply the service of conversion to LYEN propeller.

Well-versed in the propulsion system, our knowledgeable service engineers know how to solve the problem of your propeller and make it work well again. We are experienced to maintain and repair all controllable pitch propellers, tunnel and azimuth thruster.
We also sale
MANTA MARINE FUELOPT SYSTEM
Satisfied Clients
Operating Vessels with our System
Million kg of CO2 saved per year
Business distribution city
MANTA MARINE FUELOPT SYSTEM
FuelOpt
Fleet Analytics
Reduces fuel consumption by controlling the propulsion and makes sure that the propulsive power is optimized based on the direct commands from the bridge.
Saves fuel through:
-  Automated optimization of the propeller pitch and engine power
- Removing overconsumption in adverse conditions through direct control of the propulsion
- Providing possibilities to run more efficiently and improve operations over time through full control and feed-back
-  Performance monitoring -  Data anlysis -  Report
NEWS
NEWS
NEWS
As one of China’s most advanced comprehensive oceanographic research vessels, the “Dongfanghong 2” carries critical missions in deep-sea scientific exploration and marine research. Following her up...
2026-07-29
We are pleased to share that LYEN MarinePropulsion has recently secured another significant RoRo propulsion project...
2026-07-23
LYEN Marine Propulsion’s Changshu manufacturing facility has recently achieved a significant milestone — the CPP shafting system developed and supplied for the JX-793 Command & Measurement Ship.
2026-07-10