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Three Tiers of Submersible Service
Application Solutions
Whether for new builds, vessel retrofits (upgrades), offshore platforms, or desalination plants, Injoy is here to help. If you are facing challenges with compact hydraulic solutions for engine room space-saving, or complex hydraulic valve control for ballast, bilge, or fuel systems, our technical team is ready to provide expert support.
Technical DNA
Corporate Synergy
Precision Valve Hydraulic Actuators for Marine, Subsea & Desalination Valves | Injoy Industry
Company Overview & Core Expertise
Shanghai Injoy Industry Co., Ltd. delivers ISO 9001-certified hydraulic solutions engineered for maximum reliability in Subsea, Marine, and Desalination sectors. As the international arm of our dedicated manufacturing group, we provide a comprehensive portfolio of patented T, S, and D-Series hydraulic actuators, field-verified up to 330m subsea performance and UL/FM-compliant safety.
Under unified ownership, we combine professional system integration with over 30 years of specialized quality control (QC) expertise. By applying decades of rigorous inspection standards to our modular assembly and testing processes, we ensure that every integrated system meets the world's most stringent maritime and industrial benchmarks.
Injoy Industry Advantage
🔹 30+ Years of Quality Control Heritage:
Decades of specialized expertise in fluid automatic control inspection and rigorous quality assurance protocols, ensuring reliable performance of hydraulic actuator for marine infrastructure.
🔹 5 Core Patents in Sealing & Control:
Exclusive engineering innovations in Integrated Control Logic (D-Series), Internal Fluidics (S-Series), and High-Speed Sealing (T-Series) for optimized subsea, Marine and Desalination hydraulically actuated valve automation.
🔹 Rigorous Multi-Stage Performance Testing:
Every unit undergoes mandatory in-house high-pressure shell testing and low-pressure seat leakage testing to guarantee zero-leakage integrity and precise hydraulic actuation response.
Shanghai Injoy Flow Technology Co., Ltd.
ISO 9001:2015 Certificate No.17325Q21277R0S
Scope: Manufacturing of Metal valves (PN≤4.0MPa) and Hydraulic actuators.
Manufacturing & Trade Synergy:
The strategic integration of our manufacturing base (Injoy Flow) and our international trade arm (Injoy Industry) allows us to offer factory-direct pricing with global-standard service.
Note: All patents and ISO certifications are held by our group entities (Shanghai Injoy Flow Technology Co., Ltd. & Shanghai Injoy Industry Co., Ltd.) under unified ownership.
Latest Insights
How to Prevent Actuator Failure During Shipyard Blasting?
The clean area design realizes dust isolation and prevents internal leakage induced by sandblasting.
Reliability Beyond Fasteners: The Benefit of Integrated Gears.
Discuss the practical significance of adopting the inherent corrosion resistance of materials to replace coatings in deep-sea environments.
Manual Override: A Hidden Safety Feature in Stroke Screws.
Explain how the travel screw serves as mechanical emergency drive to solve the opening and closing dilemma when the actuator fails.
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