5m, 50m and 330m Submersible Options | 0.5s Rapid Response | ISO 12944 C4-M / C5-M Marine Coating
S Series hydraulic ball valve with position feedback
Pre-mounted, factory-tested valve assemblies with hydraulic actuators and precision feedback systems.
Company Overview & Core Expertise
Shanghai Injoy Industry Co., Ltd. delivers ISO 9001-certified hydraulic solutions engineered for maximum reliability in marine, offshore 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 for up to 330m subsea service and UL/FM-compliant safety requirements.
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.
Decades of specialized expertise in fluid automatic control inspection and rigorous quality assurance protocols, ensuring reliable performance of hydraulic valve actuators for marine infrastructure.
Exclusive engineering innovations in Integrated Control Logic, Internal Fluidics and High-Speed Sealing - engineered for hydraulic valve automation in marine, offshore and desalination applications.
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.
ISO 9001:2015 Certificate No.17325Q21277R0S
Scope: Manufacturing of Metal valves (PN≤4.0MPa) and Hydraulic actuators.
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.
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.
🔊 DNV / ABS / LR / BV Third-Party Inspections (TPI) 100% Supported.
Follow us
