Excellent Poly Bags Custom Poly Bags


Envelopes Express Shipping Printed Courier Bag

Feature & Advantage
Custom Poly mailing bag is a kind of plastic bags used by express industry. It's made of
polyethylene film which is water, puncture and tear resistant. White
outer surface and a gray interior lining to provide excellent opacity.
Self-seal lip and tape provides quick and easy closure. Returnable poly bag is available in variety of sizes. These bags are usedwidely.Wholesale Custom Printed Self Adhesive Waterproof Poly Mailers Bags use  for Mailing, Shipping, Express, Apparel, Clothing, E-commerce...Advanced Equipment and Experienced QC Team will check material, semi-finished and finished products strictly in every step before shipping.Express Shipping Printed Courier Bag pass by FSC, ISO14001: 2015, ISO9001: 2015, BSCI, SGS, etc.

  • Waterproof, shock resistance, lightweight, biodegradable,self-adhesive 
  • disposable, recyclable, durable, protective, durable, security 
  • 100% brand new material, great tensile strength 
  • Stable delivery time 
  • Environmental material
  • Printable


1. More than 19 machines and about 200 experienced workers.
2. More than 15 years experience on producing mailing bag.
3. We have the BSCI, CAS, SGS, ISO9001, ISO14001 certifications.
4. Rich experience in exportation and OEM/ODM order.
5. Guaranteeing stable and timely supply, credible quality, strict QC procedures.
6. Welcome to visit our factory!7. US customers can share 0% duty if import from Indonesia.(we set up a new factory on Indonesia)


Item Name

 Economical Shipping Method & Excellent Poly Bags - Custom Poly Bags & Mailers


Custom, different sizes are available




20 microns-160 microns


Co-extruded Plastic Film, or custom HDPE, LDPE, Biodegradable, Recycled Material


White outer surface(or make with printing), Black inner lining, or Custom, 

per client’s requirements


Plain/Custom Design Gravure Printing(10 Colors MAX)

Self &Handle

Self-adhesive seal

Sealing Type

Destructive glue


Bags, cartons.



Industrial use

Mailing, Shipping, Express, Apparel, Clothing, E-commerce...

Sample Time

7 Days

Delivery Time

10-14 Days

Payment Terms

TT 30% initial deposit; 70% balance of payment before shipping


Economical Shipping Method & Excellent Poly Bags - Custom Poly Bags & Mailers


Strong viscosity

Hot melt adhesive strip, strong viscosity,once bonded,can only be destructive to open it,improve the security of your package.

Durable Protection

Made by six layers membrane,can be streched 3 times longer than normal,keep your product in good condition.


Waterproof keeps the package as good as new even if they get left out cold in the rain.

Customize Your Brand & Enhence Company Image

Mailing Envelopes have a good stretch, lightweight, water-resistant,resistant to puncture or tears.
Poly Mailers have various colors and pattern, White, pink, teal, black, purple, blue, rose gold, gold, red, lilac purple,ice blue, christmas, pineapple, banana, pink rose, pink dot, pink stripe, blue dot, blue stripe and more.

If you want your customers to notice your envelope in the piles of mail they receive - colorful bubble mailers are your ticket! People love getting decorative mailers.
Send your package in clean, simple but grand style which would help to upgrade your company professional image.


Dongguan Yoteng Technology Co., Ltd. is a production-oriented enterprise. We affiliate with Hong Kong New Development Global Trading Co., Limited. We have a factory branch in mainland China. We also have branch office in Japan Pro-package company which responsible for the Japanese market. We sincerely welcome customers from all over the world to discuss cooperation.

We enjoy convenient access to major transportation networks. Our company covers an area of 5,000 square meters and has around 50 staff members. Furthermore, all our products are manufactured with advanced equipment and strict QC procedures in order to ensure high quality. In order to reduce our customers' cost, we set a branch factory in Indonesia. US customers can share 0% duty if import from Indonesia.As well as, we set up 3 business offices in HongKong, Japan and Indonesia for better to service our customers.Guaranteeing stable and timely supply, credible quality and sincere service, our products sell well in both domestic and overseas markets. If you are interested in any of our products, or wish to place a customized order, please contact us. We will do our best to meet your needs. Our Tenet: Your satisfy is our pride.




A1: Are you a manufacturer?

Q1: Yes. We have been in packaging bags production for more than 10 years. Our factory is located in Dongguan City, Guangdong, China.

A2: If I want to order from you, what's the MOQ of this bag?

Q2: Usually, the MOQ of Poly Mailing Bag is 20,000PCS/Design, which is depends on your specific requirement.

A3: Can you customize the postal package courier bag for my company?

Q3: Yes. Both OEM and ODM are available

A4: If we want to get a quotation what information you need to know?

Q4: 1.The demand quantity 

2.Detailed specs(material, size, thickness, color, logo sketch or photo) 


4.Other special requirements

A5: What about the lead time?

Q5: Sample needs 7 days, 

Mass production time needs 10-14 days.

A6: Do you have any inspection for the products?

Q6: Yes. We do have strict-standard inspection in every step of the production and before shipping to make sure the products are qualified.

A7: Do you offer Pantone color matching?

Q7: Please reach out to us with your custom PMS color and what product you would like it on and we can make sure it’s possible and give you the costs associated with color matching for that product.

A8: How can i get the 0% Duty

Q8: In order to reduce our customers’ cost, we set a branch factory in Indonesia. US customers can share 0% duty if import from Indonesia.-- Click here to contact us and get the chance 

A9: What is your samples policy?


Free charge for our exist stock samples or standard size samples.
Samples charge for special size and custom printing.
Samples courier cost: Consignee provide their courier(Fedex/DHL/UPS/TNT etc) account to collect the samples If consignee has no courier account, we will prepay the courier cost, and we will bill the relevant courier cost into the samples invoice