
Cardboard Mailer Box
Shenzhen Yuelong Packaging Printing Co., Ltd. is a company integrating R&D, production, and sales that specializes in customized paper printing and product packaging. Our products include Mailer Boxes, Shipping Boxes, Cosmetic Boxes, Food Boxes, and Pizza Boxes.
Product Details
Your Professional Corrugated Boxes Supplier
Shenzhen Yuelong Packaging Printing Co., Ltd. is a company integrating R&D, production, and sales that specializes in customized paper printing and product packaging. Our products include Mailer Boxes, Shipping Boxes, Cosmetic Boxes, Food Boxes, and Pizza Boxes.
Why Choose Us?
Rich Experience
Shenzhen Yuelong Packaging Printing Co., Ltd. is professionally for custom paper printing & goods packaging, with 10 years of experience in paper box production.
Broad Market
Our products are exported to Europe, North America, and Russia, with annual sales reaching 5 million dollars.
Advanced Equipment
We have many machines and equipment: a silk screen printing machine, an automatic die-cutting machine, an automatic gluing and folding machine, a film laminating machine, and an automatic die-cutting and foil stamping machine. After the product passes through printing, die-cutting, mounting, and surface treatment by our machines, it is then packaged and shipped.
Wide Product Range
In addition to paper boxes, we also produce paper display stands, cardboard puzzles, puzzle cubes, memory cards, paper color cards, flashcards, stacking blocks, picture books, children's books, catalogues, calendars, magazines, brochures, flyers, posters, stickers, notebooks, paper bags, and we can do any customized products you need.
When it comes to shipping goods, it is important to ensure that the products arrive at their destination in good condition. One way to do this is by using shipping mailer boxes made of strong corrugated paper.
Our shipping boxes small meet standards and can endure weights of up to 100 pounds. This ensures your products receive the finest protection during transportation, no matter the challenges they face.
Shipping boxes from factory to customers.We have a wide range of shipping boxes, such as brown, blue, green, yellow, black and white mailing boxes, and multi-color in one carton for you to choose from.
Tuck Top Corrugated Mailing Boxes
Tuck top corrugated mailing boxes are an essential packaging solution for businesses that require safe product transport. The corrugated design provides superior protection and cushioning for the contents inside, ensuring that they arrive at their destination intact.
The cardboard shipping box is made with advanced production process that leaves the surface free of burrs and a nice touch, with no printed graphics on the surface, perfect for small businesses to display branding, labels and gift stickers, makes your product looks more professional when they are delivered to your customers.
Shipping boxes are made of thickened cardboard, selected from good quality and high strength corrugated cardboard, which is stiffer than ordinary cartons by 30%. It is strong and durable, easy to pack, and shorten the packaging process.
The cardboard box is made using an advanced one-piece cutting process and made of 3-layer pressure resistant corrugated cardboard, which is lightweight but sturdy, making the articles of the mailer box are not damaged during transits.
Made from reinforced corrugated cardboard, these packing boxes are different from normal boxes. They are thicker and stronger, which provide superior bearing capacity and crush-resistance to protect your items well during transportation.
If you're looking for a unique way to package your products, individual mailer boxes are the way to go. Whether you're a small business owner, retailer, or wholesaler, our customizable mailer boxes can fit any requirement.
Definition of Corrugated Boxes
Corrugated cartons are made up of a few layers of material rather than just a single sheet like cardboard. The three layers of corrugated include an inside liner, an outside liner, and a medium that goes between the two, which is fluted. Corrugated is a resilient material that is also lightweight - an important consideration for those shipping a significant number of packages.
What are Advantages of Corrugated Boxes?
Maximum Protection
Corrugated boxes are stronger than your average cardboard boxes. They act as a stable cushion for any product that they are carrying during shipping and handling. The corrugated cardboard size can vary according to size and thickness. Corrugated cardboard is designed to keep moisture and bacteria away from the products within, this is particularly important for food products that have to withstand long shipping times.
Easy to Customize
Corrugated packaging is easy to customize. You can have your corrugated manufacturers design custom boxes according to your personal business requirements.
Cost-Effective and Sustainable
Corrugated carton boxes are some of the most inexpensive packaging options out there. They don't require high labor costs or any costly tools to manufacture the boxes. Apart from that, corrugated cardboard is quite easy to recycle.
Great For Branding
The Corrugated packaging material can be customized to help you with your company's branding and brand awareness. Custom branding is a great way to impress your customers because it looks more professional and means business. You can also choose to give your boxes a personal touch which is bound to earn the loyalty of your customers and keep them coming back for more.
Biodegradable
Corrugated cardboard is made up of 70-100% recycled material, making it one of most eco-friendly green packaging materials available. Corrugated boxes are also quite easy to recycle, re-purpose and dispose of as most corrugated manufacturers don't use any bleaches or dyes.
Light Weight
If you happen to manufacture or transport heavy products then you probably don't want to increase the weight and shipping cost of your products with heavy packaging, right? This is where corrugated cardboard is advantageous as it is strong and lightweight. Being lightweight also makes them very convenient for shoppers, particularly if they aren't charged extra for shipping without having to compromise on the safety of their products.
Recyclable and Reusable
Corrugated cardboard packaging is one of the most highly recycled materials on the planet. The boxes can also be folded up and packed away for reuse when needed.
Offer Flexibility
Corrugated boxes can be manufactured in a wide variety of sizes and can either be single, double or even triple walled for more protection. Corrugated boxes can be used to pack a lot of different products making them one of the most flexible packaging options in the market today.
What are Features of Corrugated Boxes?




Three-Layer Construction
Corrugated boxes are constructed with three layers of paperboard. The central layer, known as the corrugated or fluted layer, provides strength and rigidity to the box. This unique three-layer structure enhances the box's durability and load-bearing capacity.
Eco-Friendly Material
One of the standout features of corrugated boxes is that they are made from eco-friendly and recyclable materials. The paperboard used in corrugated boxes is typically sourced from sustainable forests, making them an environmentally responsible choice. Additionally, corrugated boxes do not use bleaches or dyes in their production, further reducing their environmental impact.
Customizable Designs
Corrugated boxes offer extensive customization options. Businesses can tailor the size, shape, and printing of the boxes to meet their specific packaging needs. This customization allows for branding and product information to be prominently displayed on the packaging, enhancing brand visibility.
Stacking Strength
Corrugated boxes excel in stacking strength. Their robust construction and fluted layer provide excellent support for stacking multiple boxes on top of each other. This feature is essential for storage and shipping, ensuring that products remain intact during transit and storage.
Lightweight and Cost-Effective
Despite their strength, corrugated boxes are lightweight, making them cost-effective for shipping. The reduced weight helps minimize shipping costs, which is a significant advantage for businesses looking to optimize their logistics.
Shock Absorption
Corrugated boxes are known for their shock-absorbing properties. The fluted layer acts as a cushion, protecting the contents from impacts and vibrations during transportation. This feature is particularly valuable for fragile or delicate items.
Recyclability
Corrugated boxes are 100% recyclable. They can be easily recycled to create new paperboard products, reducing waste and conserving natural resources. This eco-friendly characteristic aligns with sustainability goals and environmentally conscious practices.
Biodegradable
In addition to being recyclable, corrugated boxes are also biodegradable. This means that if they end up in a landfill, they will naturally break down over time, minimizing their long-term environmental impact.
Easy Handling
Corrugated boxes are designed for ease of handling. They often feature hand holes or built-in handles for convenient carrying. This makes them user-friendly for both consumers and warehouse staff.
Versatile Applications
Corrugated boxes find applications across various industries, from e-commerce and retail to manufacturing and agriculture. Their adaptability and versatility make them suitable for packaging a wide range of products.
Insulating Properties
The air pockets in the fluted layer of corrugated boxes provide insulating properties. This helps regulate temperature and humidity levels inside the box, making them suitable for products that require controlled environmental conditions.
Resistance to Moisture
Corrugated boxes are resistant to moisture to some extent. While they are not entirely waterproof, they can withstand brief exposure to moisture without compromising their structural integrity. However, additional packaging measures may be necessary for products that require complete moisture protection.
Types of Corrugated Boxes

Regular Slotted Container (RSC)
This one is the most common. Think of your classic shipping box. With this box, all of the flaps are the same length, with the two outer length flaps meeting in the middle when the box is closed. You need tape to secure the flaps.

Full Overlap Container (FOL)
This type of box has added strength since both sets of outer flaps fully overlap, making it double-layered on the top and bottom of the box.

One Piece Folder (OPF)
If you've ever ordered a book or other media materials, you've seen one of these boxes. They're creased and slotted, then folded into a box.

Full Telescope Design (FTD)
As the name suggests, this box has a separate top and bottom that fit over each other. The double walls give it extra strength.
Food Industry
In the manufacturing process of corrugated boxes, the glue used to connect the flutes and liners is made from water and starch to avoid contaminating fresh fruits and vegetables. There are many benefits to using corrugated boxes for shipping food. The most important of the benefits is their safety and resistance to bacterial infection. Various research studies have shown that corrugated boxes keep food fresher longer.
Office Supply and Stationary
The main concern when shipping or storing office supplies, especially paper, is the possibility of supplies being damaged in transit or while sitting on a shelf. The strength and cushioning of corrugated boxes prevent this from happening and remove the worry of having damaged work materials.
E-Commerce
In the e-commerce industry, boxes serve multiple purposes, the most important of which is an efficient and highly responsive supply chain, a critical part of e-commerce. Corrugated boxes are the backbone of the e-commerce supply change and have been growing in use over the last two years. A challenge for the e-commerce industry is the shipment of smaller quantities to a growing number of unique and unusual destinations. Corrugated boxes offer the type of security and safety that the e-commerce industry demands.
Textiles
Online shopping has led to a rapid rise in the use of boxes for the shipment of textiles. Billions of dollars are being invested in shipping materials that will guarantee safe, reliable, and damage-free delivery. Since customer satisfaction is the key to maintaining and keeping customers, corrugated boxes have become a significant part of the planning for meeting customer demands.
It is estimated that over 50% of customers will return to a company if the textiles they receive are packaged properly. Corrugated boxes make it possible for textile manufacturers to personalize boxes to fit the product and the customer, which ensures repeat customers.
Electronics
Great care has to be taken when choosing boxes for the shipping of electronics and electronic components. These types of items are fragile and can be damaged easily by not being packed correctly. For this reason, corrugated boxes are used and supplemented with packing materials for added protection. The greatest concern is the amount of stress placed on components in the handling of the box. The shock from such stress can damage a circuit or loosen a connection. The cushioning found in a corrugated box alleviates worry and prevents damage, ensuring that an electronic product arrives on time in perfect condition.
Healthcare
Much like the needs of the electronics industry, materials shipped for healthcare needs require the same type of care and concern. Delicate and sensitive medical instruments can be easily damaged by poor packaging and mishandling. In the case of medications, there are several requirements regarding shipping conditions to ensure that they arrive safely. The wide assortment and selection of corrugated boxes make it possible for pharmaceutical companies to ship their products with confidence, knowing that medications are well-protected and safe.
Batteries
Shipping materials for the battery industry have to meet strict guidelines and regulations for safety and legal compliance. The fiberboard used to produce these specially designed boxes follows the established guidelines of the corrugated box industry. Aside from the use of specially produced liners, each battery shipping container has to be clearly marked regarding the contents with appropriate safety guidelines.
Automotive
The shipping of auto parts requires careful preparation since they come in a wide variety of sizes and shapes. The basic rule is to protect the part to be shipped from harm by providing packing material that is sturdy, able to handle weight, and cushioned.
The choice of container is highly dependent on the parts to be shipped, which can vary from lug nuts to carburetors. Large parts need a box that won't burst or be destroyed by handling. Box manufacturers and part suppliers have charts that offer guidance regarding what type of box to use for certain parts.
Military
When supplying shipping materials for the military, there are several Mil-Spec regulations that must be followed. Unlike other industrial applications, the military provides a list of requirements and a description of production methods for producing materials for their use. The first and most obvious requirement for military boxes is that they be sturdy.
Aside from being strong and sturdy, corrugated boxes must be designed to withstand a variety of climatic conditions, which include high humidity, extreme temperature changes, and wet environments.
Publishing
For publishing companies, the shipping of books, documents, magazines, and other printed material has the major problem of weight since a large amount of printed material can be significantly heavy. Once the problem of weight is resolved, the next concern is moisture, which can severely damage printed matter.
Though the exterior of corrugated boxes is coated with protective finishes, it is important to line the interior of the box with plastic or some form of wrapping material as an extra layer of protection from moisture. The most obvious solution is to use boxes that have a triple thickness of fiberboard.
The Considerations for Buying
Box Strength
One of the most critical factors to consider is the strength of the corrugated box. The strength of the box determines its ability to withstand the rigors of handling, shipping, and stacking. Corrugated boxes are available in various strength ratings, such as single-wall, double-wall, or triple-wall construction. Assess the weight and fragility of your products to determine the appropriate box strength needed to ensure safe transportation and storage.
Box Size
The size of the corrugated box is another crucial consideration. It should be large enough to accommodate your product adequately but not too large that it leaves excessive empty space. Extra space can lead to movement and damage during transit. Measure your products accurately, considering their dimensions and any additional packaging materials, to determine the optimal box size. Choosing the right size also helps optimize storage space, reducing costs and maximizing efficiency.
Box Style
Corrugated boxes come in various styles to suit different packaging requirements. Common styles include regular slotted containers (RSC), half-slotted containers (HSC), and die-cut boxes. The RSC style is the most common and versatile option, with flaps on the top and bottom that meet in the middle when closed. HSC boxes lack one set of flaps, allowing for easy access to the contents. Die-cut boxes are custom-designed and provide a snug fit for unique products. Consider the nature of your product and your packaging and access needs to choose the appropriate box style.
Box Printing and Labeling
If you plan to use corrugated boxes for shipping and branding purposes, consider the printing and labeling options available. Custom printing on boxes can enhance your brand's visibility and provide important information. Look for suppliers that offer high-quality printing services, including the ability to print logos, product details, barcodes, or QR codes. Additionally, ensure that the boxes have sufficient labeling areas to accommodate any necessary shipping labels, handling instructions, or regulatory markings.
Box Durability and Moisture Resistance
Evaluate the durability and moisture resistance of the corrugated boxes, especially if you are shipping or storing products that are sensitive to moisture, or if they require extended storage periods. Corrugated boxes can be treated with various coatings or laminates to enhance moisture resistance and durability. Additionally, inquire about the crush resistance and stacking strength of the boxes, especially if they will be subject to heavy loads or if they need to be stacked during storage or transportation.
Sustainability and Recyclability
In today's environmentally conscious world, it is essential to consider the sustainability and recyclability of packaging materials. Corrugated boxes are typically made from recycled materials and are highly recyclable. Look for suppliers that use sustainable manufacturing processes and offer boxes made from recycled or responsibly sourced materials. Choosing eco-friendly packaging not only helps reduce your carbon footprint but also aligns with increasing consumer demands for sustainable products.
Supplier Reliability and Customer Support
When selecting a supplier for your corrugated boxes, consider their reliability and reputation in the industry. Look for suppliers with a track record of delivering high-quality products on time. It is also important to assess their customer support capabilities. A responsive and supportive supplier can address any concerns, provide guidance on box selection, and assist with customizations or additional requirements.
Quantity and Pricing
Determine the quantity of corrugated boxes you require and consider the pricing options offered by different suppliers. Bulk purchasing often leads to cost savings, so assess your packaging needs to determine the appropriate quantity to order. Request quotes from multiple suppliers to compare prices and negotiate if possible. However, it is important to balance cost considerations with the quality and suitability of the boxes to ensure that you are making a wise investment.
Testing and Compliance
To ensure that your corrugated boxes meet industry standards and regulations, inquire about testing and compliance certifications. Reliable suppliers often conduct various tests to assess box performance, such as burst strength, edge crush test (ECT), or compression strength. Compliance with regulations, such as the International Safe Transit Association (ISTA) standards or UN certification for hazardous goods, may be essential depending on your specific shipping requirements.
Shipping and Lead Time
Lastly, consider the shipping logistics and lead time provided by the supplier. Evaluate their shipping methods, transit times, and the proximity of their manufacturing facilities to your location. A supplier with shorter lead times and efficient shipping options can help streamline your supply chain and minimize delays in receiving your corrugated boxes.
Products Description
Set the carton size and recommend good materials and printing processes according to your needs. Free sample.



Our Certificate
Our products comply with various standards and have certificates such as FSC and ISO 9001.

Contact Us
haileyhuang@sz-yuelong.com
+8618123802403
Frequently Asked Questions
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