Marine Aquaculture Cage
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Marine Cage EPC Total Solutions | ZhiZheng
As a specialist in marine aquaculture EPC solutions, ZHIZHENG delivers full turnkey services for deep-sea and offshore aquaculture developments. Our product portfolio encompasses round marine cages, square marine cages, raft fish cages and leisure marine cages, fully catering to commercial farming and marine tourism projects worldwide.
We offer end-to-end marine cage EPC services covering the entire project lifecycle: custom engineering design, complete equipment sourcing, on-site installation, system commissioning and dedicated long-term after-sales support. Every procedure complies with international aquaculture standards. Our high-performance marine cages are engineered to endure Category 12 typhoons, featuring outstanding wind and wave resistance, seawater corrosion resistance and rigid structural stability, ideal for long-term deep-sea aquaculture deployment.
Our EPC solutions precisely address key challenges faced by offshore operators: harsh marine conditions, complex construction workflows, high daily maintenance expenditure and unstable product quality. We adopt premium marine-grade raw materials for all cage structures, matched with high-quality anti-fouling aquaculture netting. This effectively minimizes marine organism adhesion, reduces underwater cleaning frequency and lowers overall operational costs, enabling stable large-scale and high-efficiency fish farming.
For circular Offshore Aquaculture Cage, our EPC solution prioritizes structural integrity and typhoon resilience. Built with high-strength corrosion-resistant materials, these cages withstand extreme wind and wave impacts in open waters. The streamlined circular design optimizes internal water circulation to create a healthier growing environment for aquatic stock. Our full service includes custom dimension design, professional anti-corrosion treatment, complete mooring system configuration, and integrated installation of aeration and monitoring supporting systems.
Square marine cages are optimized for space efficiency and easy daily operation, perfectly suited for intensive nearshore aquaculture. We provide tailored structural design according to your farming scale and geographical sea conditions, enhancing overall wind and wave resistance while simplifying routine management. Our turnkey package includes premium anti-fouling net matching, on-site assembly and full system commissioning to support standardized commercial aquaculture production.
Designed for sheltered bays and shallow-sea breeding, raft aquaculture cage feature flexible layout and strong environmental adaptability. Our EPC scope covers floating raft structure design, material selection, overall site layout planning and professional on-site installation. Equipped with durable anti-fouling components, the cages restrain algae accumulation and cut daily maintenance workload for farm operators.
Leisure marine cages perfectly integrate aquaculture with marine tourism functions. Our EPC design balances structural safety, durability and visual aesthetics, supporting commercial fish farming alongside recreational activities such as leisure fishing and underwater sightseeing. Customized solutions are available for seaside resorts, marine eco-parks and comprehensive marine leisure projects.
Beyond product supply, our in-house team of marine engineers, aquaculture specialists and field technicians provides continuous on-site technical guidance throughout project execution, ensuring full compliance with international construction and safety standards. We supply a complete matching range of aquaculture cage accessories, including walkway pedals, frame connectors, fasteners, buoys, anchors and full mooring components, guaranteeing stable and long-term project performance.
We maintain reliable long-term after-sales services, including periodic equipment inspections, professional maintenance guidance and timely technical consultation, helping clients resolve operational issues and extend the service life of marine facilities. As a trusted global marine cage EPC provider, ZHIZHENG remains committed to delivering safe, cost-effective and sustainable offshore aquaculture solutions, empowering long-term success for partners across the marine aquaculture and leisure industries.
Circular Offshore Aquaculture Cage
Our Circular Offshore Aquaculture Cage is a mainstream heavy-duty floating cage solution professionally designed for open sea, offshore and deep-water commercial aquaculture. Optimized for harsh marine environments with strong waves, continuous water currents and long-term outdoor submersion, this circular fish cage features superior structural stability compared with traditional square and rectangular cages. It is widely adopted in large-scale offshore farming projects, delivering reliable, low-maintenance and high-yield breeding conditions for global aquaculture operators.
Constructed with premium marine-grade HDPE material, the whole cage frame boasts excellent seawater corrosion resistance, long-term UV stabilization and outstanding anti-aging performance. It effectively resists seawater erosion, sun exposure and tidal impact throughout the year, avoiding deformation, cracking and fading caused by harsh marine weather. The high-strength integrated frame structure maintains stable buoyancy and structural toughness in complex offshore sea conditions, ensuring long-term safe operation without frequent replacement.
The scientific circular structural design is the core advantage of our offshore aquaculture cage. Unlike square cages with vulnerable corner stress points, the fully circular structure evenly disperses wave impact and water flow pressure in all directions. This zero-dead-angle force-bearing design greatly reduces structural load and tearing risk, effectively resisting storms and turbulent currents, and drastically improving the overall anti-wave capacity of the cage system. Meanwhile, the round inner space provides a free and stable activity environment for farmed fish, avoiding fish crowding and friction corners, reducing breeding stress and mortality, and improving aquatic product quality and yield.
Our circular offshore cage supports matching installation of HDPE and UHMWPE knotless netting to adapt to different sea area conditions and breeding standards. Equipped with standardized non-slip walkway pedals and safety guardrails, the cage platform ensures safe and convenient daily feeding, inspection, cleaning and maintenance. Adopting modular assembly design, the cage is easy to install, disassemble and transport, and supports full customization of cage diameter, floating height, net depth and overall specifications.
Tailored for professional offshore commercial farming, our Circular Offshore Aquaculture Cage combines anti-wave stability, fish-friendly design and low operational cost. It is an ideal long-term aquaculture facility for deep-sea breeding bases, coastal large-scale farms and high-standard marine aquaculture projects worldwide.
Square Offshore Aquaculture Cage
Our Square Fish Cage is a practical solution for coastal inshore aquaculture and intensive fish farming.
Its geometric square frame optimizes underwater holding volume and allows a systematic grid layout in farming zones. Engineered with robust HDPE marine grade material, the cage maintains structural stability against tidal currents and nearshore wave activity.
Easy access for feeding, harvesting, and net servicing makes it perfect for standardized farm operations. Custom specifications and professional marine cage design and build EPC services are available to fit your site conditions.
Raft Aquaculture Cage
Our Raft Fish Cage is widely adopted for sheltered bay aquaculture and shallow nearshore fish culture.
Featuring a modular floating raft system, this cage setup is lightweight, flexible to arrange and easy to relocate. Paired with anti-fouling cage nets and corrosion-resistant floating components, it performs reliably in calm coastal waters and shallow sea areas.
It is a cost-effective option for small to mid-scale fish farmers with low operational costs. We supply custom raft configurations and full aquaculture raft EPC project support worldwide.
Deep Sea Cage Netting
Our Aquaculture Cage Netting is engineered for deep sea cages, offshore fish farming and coastal aquaculture projects.
Made from high-tensile raw materials, this anti-fouling fish cage netting features outstanding seawater corrosion resistance, UV stabilization and strong tear strength. It resists marine growth and algae adhesion, lowering routine cleaning work and long-term maintenance costs.
This marine cage netting maintains optimal water permeability and smooth water exchange inside the cage, creating a healthy living environment for fish stocks. The tight mesh design prevents fish escape and protects cultured species from external predators.
We supply custom mesh size, depth and material options to fit circular, square, raft and leisure fish cages. As a reliable manufacturer, we also support bulk supply and full EPC matching service for global aquaculture developers.
