Product Categories
Our Products
Junhui Plastic manufactures and sells products including corrugated board, corrugated plastic yard sign,
corrugated plastic box,corrugated plastic layer pad,and hollow plastic formwork
Coroplast Board
Junhui plastic specializes in plastic hollow board products,which are lightweight (hollow structure),waterproof,shockproof,anti-aging,corrosion-resistant, come in a variety ofpatterns, have exquisite printing on theboard surface, and are recyclable materials.The main products include: pp coroplastboard, conductive corrugated boards, andanti-static corflute boards. These productsare widely used in various industries such asexport vegetable packaging, food pesticide,light industry, hardware, building ceramics,instrumentation,spareparts,homeappliance accessories, indoor and outdooradvertising decoration, large exhibitionsetup, turnover boxes, various bottlesupport pads, car ceilings, etc., and can becustomized.
Theproductssoldaredomestically andto USA the UnitedKingdom,Germany,Japan,Australia,Southeast Asia, and other regions.
Eco-Friendly & Non-Toxic Material
Excellent Moisture & Corrosion Resistance
Lightweight Yet High Strength
Custom Printing & Lamination Available
Customized Colors & Sizes
Flame Retardant Option Available
Corrugated Plastic Box
PP (polypropylene) material turnover boxes have the advantages of good dimensional stability,resistance to deformation, strong flexibility, high impact resistance, resistance to cold and heat,waterproofing, and strong load-bearing capacity. The size, shape, and printing content can be customizedaccording to customer needs. Plastic turnover boxes are widely used in industries such as electronic autoparts, electrical appliances, plastics, hardware, packaging, machinery and light industry, logistics, food,medicine, advertising, stationery, and more based on customers different requirement.
Coroplast boxes are easy to clean
Flexible design ( such as thickness , sizes, colors or GSM )
100% recyclable ( can be used 60 times , or the materials be recycled )
Pp corrugated boxes can be made into ESD or conductive
Correx container is waterproof , more durable and sabutary than cardboard
Coroplast bin are cleaner than cardboard
Reusable / Returnable – Multiple uses
PP Sign Board
PP (polypropylene) plastic advertising boards possess high strength and excellent corrosion resistance,withstanding high-temperature environments and exhibiting strong impact resistance. They can undergo various processing techniques such as filling, toughening, flame retardancy, and modification. These boards boast advantages like uniform thickness, smoothness, and flatness, coupled with strong insulation properties. After undergoing corona treatment, their dyne value can reach over 48, facilitating easier adhesion and printing.
Corflute sign is waterproof and anti-UV
Single sided / Double sided printing
2mm, 3mm, 4mm, 5mm, 6mm, 7mm, 8mm and 10mm thickness available
18″ x 24″, 24″ x 36″, 48″ x 96″(4’x8′ coroplast signs), 12″ x 18″ any size can be customized
White, black, grey, blue color or customize
Spot color and full-color graphics printing
Low Cost – Excellent Durability
PP Layer Pad
PP (polypropylene) bottle layer pads are a type of bottle carrier product made from pp hollow boards.The overall material is lightweight and durable, featuring waterproof, mold-resistant, anti-static,corrosion-resistant, wear-resistant, and shock-resistant properties. Compared to the layer made of ordinarymaterials, they are stronger and more durable, with a longer service life and can be recycled multiple times.In addition to regular color specifications, they can also be customized according to customer needs, such as printing, striving to bring customers cost-effective products.
Non-toxic, food grade safety
Reduces damage rate of products during transit.
Coroplast layer pads are reusable and recyclable, durable, tear resistant.
Good effect of heat insulation and sound insulation.
Sealed edges create a completely hygienic solution and make cleaning simple.
Our correx layer pads are resistant to moisture, oils, and chemicals.
Made of polypropylene, plastics layer pads are 100% recyclable.
Custom color and size to meet your needs.
Hollow Plastic Formwork
Junhui hollow construction formwork offers a diverse range of specifications, with thicknesses from 10 mmto 20 mm and widths up to 1.95 meters, and supports custom production to meet specific clientrequirements. The products are designed to satisty various load-bearing needs and construction environments.
Long-Life Reusable Plastic Construction Formwork
Lightweight PP Formwork for Fast Installation
Waterproof Plastic Formwork for Outdoor Construction
High Strength Hollow Structure Formwork System
Smooth Concrete Finish Without Extra Treatment
Custom Plastic Formwork Sizes and Designs
Eco-Friendly Recyclable PP Formwork Solution
Delivering Quality Plastic Products, Innovation, and Custom Solutions to Global Markets Since 1998
38,000
㎡
Modern Factory
30
+
Exporting Countries
48000
Tons
Annual Output
30
+
Years Experience
Junhui is a professional manufacturer specializing in PP hollow sheets, corrugated plastic boxes and customized reusable packaging solutions. With advanced production equipment and strong manufacturing capabilities, we provide high-quality plastic products for industries including automotive, logistics, agriculture, electronics and construction.Our technology andscale lead the domestic hollow board industry, making us one of the earliest and largestplastic hollow board manufacturers in China.
Our Products
Featured Plastic Collections
Our Best-Selling Products for Global Buyers
Discover our top-selling plastic products trusted by logistics, packaging, and industrial importers worldwide.
Each product is crafted with precision, quality, and consistency for your OEM & wholesale needs.
Coroplast Board is a lightweight, waterproof and durable PP corrugated sheet widely used for packaging, protection, printing and industrial applications. It can be customized in thickness, size and color to meet different customer requirements.
PP Layer Pad provides strong separation and protection between products during transportation and storage. Its lightweight, reusable and hygienic design makes it ideal for improving packaging efficiency.
PP Sign Board is a lightweight and weather-resistant display material suitable for indoor and outdoor advertising applications. It offers excellent printability, easy processing and cost-effective solutions for various signage needs.
Corrugated plastic boxes are an eco-friendly, collapsible, and reusable packaging solution specifically designed for the packaging and transit of fruits and vegetables. Thanks to their excellent strength and flexibility, they provide reliable protection for the produce during repeated use.
Hollow plastic formwork is a reusable construction solution specifically designed for concrete walls, columns, and various structural engineering projects. Compared with wooden formwork, it has advantages such as easy installation, high durability, and multiple reuses.
Our services
Featured Plastic Collections
Our Best-Selling Products for Global Buyers
High-quality logo printing and surface printing services help enhance brand visibility and product recognition.
Custom Size
Customized dimensions and thickness options are available to meet your specific product requirements and application needs.
Custom Color
Choose from a wide range of colors to match your brand identity, product requirements and industry applications.
Custom Style
From structural design to product shape and function, we provide customized solutions for different packaging and construction applications.
Custom Pattern / Logo
High-quality logo printing and surface printing services help enhance brand visibility and product recognition.
WHY US
Top Reasons to Choose Junhui Plastics for High-Quality Manufacturing
Junhui Plastics provides high-quality plastic products and ful-cycle OEM services tailored for importers andwholesalers worldwide. With strict quality control, sustainable options, and reliable global shipping, weensure your projects are delivered on time and meet the highest standards.
Premium Raw Materials
We carefully select high-quality PP raw materials to ensure excellent strength, durability, chemical resistance, and recyclability. Strict incoming material inspection helps maintain stable product performance from the first step.
Advanced Manufacturing Technology
Through continuous investment in production technology and process improvements, Junhui Plastics utilizes advanced systems for raw material handling, extrusion, molding, cooling, and cutting to manufacture plastic products of consistent quality and precise dimensions.
Modern Production Equipment
Our modern production lines and upgraded manufacturing equipment enable efficient production, stable output, and flexible customization. Advanced equipment helps us meet different requirements from standard products to customized projects.
Strict Quality Control System
Quality control runs through every production stage, including raw material inspection, production monitoring, product testing, and final inspection. Our professional quality team ensures every shipment meets customer expectations.
Large Inventory & Fast Delivery
With sufficient raw material reserves and finished product inventory, Junhui Plastics can respond quickly to urgent orders and reduce customers’ waiting time. Our efficient production and inventory management system ensure stable supply worldwide.
Professional Service &Support
From product consultation, technical communication, customization, production updates, to after-sales support, our team provides professional assistance throughout the cooperation process. We aim to build long-term partnerships with customers worldwide.
Testimonials
Trusted by Industry Leaders
Hear from procurement professionals who rely on our manufacturing expertise.
Jason Miller
Supply Chain Partner, Australia
“Junhui Plastics helped us develop customized PP hollow boxes for our logistics and packaging needs. They provided professional support from design confirmation to final production, including size, color, and printing customization. The boxes are lightweight, durable, waterproof, and reusable, which significantly improved our packaging efficiency. We appreciate their quick response and strong manufacturing capability.”
James Harrington
Purchasing Manager, Packaging Industry, USA
“We have been working with Junhui Plastics for our PP hollow sheet requirements. The product quality is very stable, with consistent thickness, good strength, and excellent surface finishing. Their team also provides professional suggestions on material specifications and helps us choose the right solution for different applications. The delivery is always on time, making Junhui a reliable supplier for our business.”
Michael Carter
Construction Material Distributor, Southeast Asia
“We were looking for a durable and reusable alternative to traditional formwork materials, and Junhui Plastics provided an excellent solution with their PP hollow plastic formwork boards. The boards are lightweight, easy to handle, and perform well in construction projects. The quality is reliable, and Junhui’s technical team gave us great support throughout the cooperation. We look forward to expanding our cooperation in the future.”
Industries We Serve
Application Areas
Our plastic products are trusted across six key industries, delivering reliable performance indemanding environments.
Industrial Packaging
Our corrugated plastic boxes and PP hollow sheets provide durable and reusable packaging solutions for industrial products. They are widely used for automotive parts, electronic components, machinery accessories, and warehouse transportation. With excellent impact resistance, waterproof performance, and customizable designs.
Automotive Parts Protection
PP corrugated plastic boxes and layer pads are widely used in the automotive industry for protecting precision parts during production, storage, and transportation. The lightweight yet strong structure helps prevent scratches, deformation, and damage while supporting repeated use in automotive supply chains.
Construction Formwork
Hollow plastic formwork is an innovative construction solution designed for concrete forming applications. Compared with traditional wooden formwork, it is lightweight, waterproof, reusable, and easy to install. It helps improve construction efficiency while reducing material waste and labor costs.
Beverage & Food Packaging
PP layer pads and plastic separators are ideal for beverage, food, and glass bottle transportation. They provide excellent separation and protection between products, reducing breakage risks while maintaining hygiene standards. The washable and reusable design makes them suitable for long-term industrial applications.
Advertising & Printing
Coroplast boards are widely used for indoor and outdoor advertising displays, signs, posters, and promotional boards. The smooth surface supports high-quality printing, while the lightweight and waterproof properties make them suitable for temporary and long-term display applications.
Agriculture & Farming
Corrugated plastic boxes offer reliable packaging solutions for agricultural products such as vegetables, fruits, and seedlings. They are moisture-resistant, easy to clean, and reusable, making them suitable for farm collection, storage, and transportation.
Frequently Asked
Questions
Find answers to common questions about our manufacturing processes, order requirements, and quality standards.
What is coroplast board and what is it used for?
Coroplast board, also known as corrugated plastic sheet or PP hollow sheet, is a lightweight and durable plastic board made from polypropylene (PP) material. It is widely used for advertising signs, packaging, protection sheets, industrial applications, and custom plastic products due to its waterproof, reusable, and impact-resistant properties.
Can coroplast board be customized according to my requirements?
Yes, we provide full customization services for coroplast boards, including custom sizes, thicknesses, colors, surface treatments, and logo printing. Customers can choose different specifications based on their application needs, such as advertising signs, packaging protection, or industrial use.
What sizes and thicknesses are available for corrugated plastic sheets?
We can manufacture corrugated plastic sheets in various sizes and thicknesses according to customer requirements. Common thicknesses include 2mm, 3mm, 4mm, 5mm, 6mm, 8mm with customized dimensions available for different applications.
Are corrugated plastic boxes reusable and environmentally friendly?
Yes, corrugated plastic boxes are reusable, recyclable, and more durable than traditional cardboard boxes. They are waterproof, easy to clean, and suitable for repeated transportation, storage, and industrial packaging applications.
What are the advantages of hollow plastic formwork compared with traditional formwork?
Hollow plastic formwork is lightweight, waterproof, reusable, and easy to install compared with traditional wooden or steel formwork. It provides a smooth concrete surface finish and helps reduce construction costs through multiple reuses.
How many times can PP hollow plastic formwork be reused?
The reuse times of PP hollow plastic formwork depend on the construction environment and operating methods. Under normal conditions, high-quality plastic formwork can typically be reused many times while maintaining stable performance and surface quality.
Can PP layer pads be customized for different industries?
Yes, PP layer pads can be customized in size, thickness, color, and design according to different industries. They are commonly used for bottle transportation, glass packaging, automotive parts, electronics, and warehouse protection applications.
Do you provide OEM and custom manufacturing services for coroplast products?
Yes, we provide OEM and ODM manufacturing services for coroplast boards, corrugated plastic boxes, PP layer pads, and hollow plastic formwork. Our customization options include product design, size adjustment, color matching, printing, and packaging solutions to meet different customer requirements.
Trusted by Global Brands
Partnering with leading companies across logistics, retail, and manufacturing.
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