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Insulated Fish Tub

Our Insulated Fish Tub is built for seafood transport, processing, and brining. Made from food-grade LLDPE with a one-piece rotomolding process, it is strong, durable, and impact-resistant. The high-density PU insulation ensures excellent cold retention, keeping seafood fresh during handling and storage. With features like drainage outlet, stackable design, and ergonomic handles, it is safe, practical, and reliable for fishing, cold chain logistics, and seafood plants.

About Us
Ningbo Nelgreen Outdoor Products Co., Ltd.
Ningbo Nelgreen Outdoor Products Co., Ltd.
Ningbo Nelgreen Outdoor Products Co., Ltd. was established in May 2023 with a registered capital of 3.88 million yuan. Its subsidiaries include Yuyao Longyu Rubber Products Co., Ltd. and Yuyao Ziming Electronics Trading Co., Ltd., a sales center. As a famous China Insulated Plastic Containers Manufacturers and Insulated Fish Tub Suppliers, located at No.6 Guantong Road, South District, Xiaocao'e Town Industrial Park, Yuyao City, Zhejiang Province, the company covers an area of 10,000 square meters and employs approximately 100 people. The company specializes in plastic mold design, production, and product processing, and is a leading provider of this industry-leading product. Our main products include various seafood coolers, ice buckets, vehicle coolers, roto-molded coolers, and other outdoor equipment and related parts. We also offer OEM and ODM services.
As a professional manufacturer of rotational molding outdoor products, the company takes independent research and development as its core, equipped with multiple shuttle rotational molding machines and polyurethane high-pressure foaming machines and other advanced equipment. The annual production capacity reaches 400,000 rotational molding products, with an annual output value exceeding 150 million yuan. Our main products include refrigerated boxes, vehicle-mounted refrigerated boxes, seafood refrigerated boxes, and various related parts and accessories, specifically designed for fishing, camping, hunting, and seafood transportation. We use imported food-grade LLDPE as raw materials, which are non-toxic, odorless, environmentally friendly, and safe, with stable performance. We have an independent research and development mold factory to support customized production. The inner layer of the insulation box is injected with PU foaming material, which has a strong heat insulation, heat preservation, and shock absorption effect, and the physical insulation performance reaches the industry-leading level. The product can maintain its insulation for 120 hours. It adopts a seamless one-piece molding process and has passed SGS and CE certifications, strictly adhering to FDA and EU standards. From raw material procurement to finished product delivery, the entire process is subject to quality control.
Our R&D team has over 15 years of rich experience in the field of rotational molding products and has applied for 6 product patents. The number of factory employees has exceeded 100. Strict management and quality control have enabled us to take the leading position in the industry. In addition, the experienced sales team can provide customers with a variety of solutions and high-quality services.
Our company's products are mainly targeted at the mid-to-high-end market. With the advantages of high quality and high cost performance, they are popular overseas, including the United States, Canada, Australia, Spain, Mexico, Japan, Southeast Asia and other countries, and have received high praise. Since its establishment, our company has always adhered to the development policy of "Quality builds brand, service wins future", and is committed to becoming the best manufacturer of insulated boxes at home and abroad. We sincerely welcome customers from home and abroad to visit and guide us!
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Insulated Fish Tub Industry knowledge
Benefits of Using Insulated Fish Tubs for Seafood Transportation
Keeping seafood at the right temperature is one of the primary concerns in the seafood transportation industry. Fish and other seafood are highly sensitive to temperature variations, and even slight increases in temperature can lead to rapid spoilage. Insulated fish tubs from Ningbo Nelgreen Outdoor Products Co., Ltd. are designed to maintain an even and consistent temperature, ensuring that the contents stay cold and fresh for longer durations. Our insulated fish tubs are made using advanced materials such as high-density polyethylene (LLDPE) and polyurethane (PU) foaming, which provide superior insulation. The LLDPE used in the outer layers of our tubs is resistant to cold and heat, while the PU foaming inside provides excellent thermal performance, ensuring that temperature fluctuations are minimized. This makes our tubs highly effective in preventing the warmth of the surrounding environment from reaching the seafood. This type of insulation ensures that the contents remain cold for up to 120 hours, which is especially critical for long-haul transportation. Whether transporting fish from remote locations or across international borders, the robust insulation in our fish tubs keeps the seafood at an optimal temperature. This not only helps in retaining the freshness of the seafood but also prevents any health risks that could arise from improper storage. Our insulation technology has been tested and proven to meet industry standards, ensuring that businesses can rely on our products to maintain their seafood quality during transit.

The key advantage of using insulated fish tubs is their ability to extend the shelf life of seafood. When fish is kept at the correct temperature, it can be stored for a significantly longer period without losing its freshness or nutritional value. At Ningbo Nelgreen Outdoor Products Co., Ltd., we understand that every day counts in the seafood industry. Our insulated fish tubs are designed with superior thermal retention to prolong the shelf life of seafood, reducing the risk of spoilage and waste. Without proper insulation, seafood can degrade rapidly due to temperature fluctuations, leading to increased waste and significant financial losses. Our tubs, however, provide consistent cold storage, which ensures that seafood stays fresh for up to five days without refrigeration. This extended freshness period allows businesses to transport seafood over longer distances, thus increasing the reach of their operations. By using our insulated fish tubs, businesses can minimize losses from spoiled products, ensuring that more of their catch reaches the market in good condition. This directly translates into higher revenue and greater efficiency for companies in the seafood supply chain. The extended freshness made possible by our insulated tubs is particularly beneficial for high-value seafood products, such as premium fish or shellfish, which require careful handling and transportation. By reducing spoilage and waste, companies can also help meet sustainability goals by minimizing food waste, an important factor in today's eco-conscious market.

The transportation of seafood comes with significant safety and hygiene challenges, particularly due to the perishable nature of the product. Seafood is highly susceptible to bacterial contamination, which can compromise its safety and lead to health risks for consumers. At Ningbo Nelgreen Outdoor Products Co., Ltd., we focus on creating insulated fish tubs that not only preserve the temperature but also maintain the highest standards of hygiene and safety throughout the transportation process. Our insulated fish tubs are made from food-grade materials that are non-toxic, odorless, and free from harmful chemicals. The high-quality LLDPE and PU foaming used in our products meet strict food safety standards, ensuring that no harmful substances are transferred to the seafood during transport. The seamless, one-piece design of our tubs eliminates potential leak points, preventing contaminants from entering and affecting the contents. This construction method ensures that our insulated fish tubs are easy to clean and maintain, reducing the risk of bacterial growth and contamination during storage and transportation. The hygiene standards of our insulated fish tubs are further backed by international certifications, including SGS and CE, which guarantee that our products are safe to use in food-related applications. These certifications give our customers peace of mind, knowing that their seafood is stored and transported in compliance with the highest safety regulations. Our commitment to quality and safety is at the core of our design process, ensuring that every tub we produce is both hygienic and reliable for food-grade transportation.

Seafood is often delicate, and even minor physical damage can result in a decline in quality, especially for high-value items like tuna or lobster. Inadequate handling or rough transport can cause bruising, crushing, or other types of damage that make the product unsellable. Ningbo Nelgreen Outdoor Products Co., Ltd. designs our insulated fish tubs to provide maximum protection against physical damage during transit. Our fish tubs are engineered to absorb shock and vibration, with a durable outer shell made of high-density polyethylene that resists impact and ensures that the tub maintains its integrity even under challenging conditions. Inside, the PU foaming insulation layer adds an additional level of cushioning, protecting delicate seafood from sudden movements or rough handling. The rigid, robust construction of our insulated fish tubs means that seafood is less likely to suffer from bruising or other forms of physical harm during transportation, whether it’s being loaded into a truck, carried by hand, or moved across rough terrain. Our design includes reinforced handles and stackable structures, making it easier for workers to handle the tubs without causing damage to the contents. This level of protection helps maintain the quality of the seafood, reduces the risk of product loss due to physical damage, and ensures that customers receive their shipments in perfect condition.

While insulated fish tubs may require an initial investment, they ultimately offer significant cost-saving benefits for businesses involved in seafood transportation. Proper temperature control during transportation reduces the need for additional refrigeration systems, lowering overall operational costs. The durability of our insulated fish tubs means that they can be reused for many years, offering long-term savings for businesses. Ningbo Nelgreen Outdoor Products Co., Ltd. designs our insulated fish tubs to be not only functional but also cost-effective in the long run. The high durability of our products ensures that they can withstand multiple uses, reducing the need for frequent replacements. Our tubs’ ability to maintain freshness for extended periods reduces waste, as seafood is less likely to spoil during transport, thus improving the bottom line. Companies that use our products can also cut down on the cost of refrigeration, as the insulation in our tubs can effectively maintain the cold chain for extended periods, reducing reliance on external cooling systems. Businesses can benefit from the extended shelf life that our insulated fish tubs provide, allowing for more efficient inventory management. With the ability to store seafood for longer periods without deterioration, businesses can plan better and optimize their logistics, reducing the chances of overstocking or stockouts. These operational efficiencies lead to better profitability and more sustainable business practices.

Different types of seafood have different transportation needs, depending on their characteristics and sensitivity to temperature. For example, fish like salmon require a consistent cold temperature, while shellfish such as oysters need to be kept at specific humidity levels to maintain their freshness. At Ningbo Nelgreen Outdoor Products Co., Ltd., we recognize the diverse needs of the seafood industry and offer versatile insulated fish tubs that can be customized to meet the specific requirements of different seafood products. Our insulated fish tubs are available in various sizes and configurations, allowing businesses to transport a wide range of seafood, from small shellfish to large fish. Whether it's fresh or frozen seafood, our insulated tubs are designed to maintain the ideal conditions, ensuring that the product remains fresh and safe for the duration of the journey. The flexibility of our product line means that we can provide tailored solutions for any seafood business, regardless of the type or scale of the operation. In addition to offering various sizes, we also provide customizable insulation solutions for different types of seafood. For example, some seafood products may require extra insulation or additional features like drainage systems to maintain the right conditions. At Ningbo Nelgreen Outdoor Products Co., Ltd., we work closely with our customers to ensure that each insulated fish tub meets the specific transportation needs of the seafood they are handling.
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