How to Collaborate with TIEN YIH on Custom Shopping Bag Projects

Complete guide to custom promotional bag manufacturing with 30 years of expertise in design, production, and eco-friendly solutions

How to collaborate with Tienyih on a custom shopping bag project?

Before starting a custom promotional bag project, the more detailed demand information will shorten communication costs and get the most competitive price.
Tienyih has 30 years experiences in integrate custom shopping bag manufacturing process. We have listed the most common questions for your reference before starting the custom promotional bag project.


What necessary information should I provide when I make an inquiry regarding custom shopping bag?

Tienyih is specialized in custom Non-woven bags, paper bags, insulated bags and canvas bags, and we have plants in Taiwan and China. We can provide the product meets customer demand and their budget. The necessary information for inquiries includes material, size, thickness/weight, construction of promotional bag, accessories, design pattern and the demand quantity. Further you can provide lead-time, shipping information, packaging methods and other production requirements. We will offer more accurately quotation and the best packaging solution to you.

What are the common custom shopping bag materials? What are the differences?

The packaging costs typically account for 5-10% of overall sales price, so paper bags are usually the first choice for low unit price product packaging. Our manufacturing process is automatic roll to roll gravure printing matched ultrasonic process. Therefore, Tienyih selects environmentally friendly water-based ink, which is cost-effective.

If you focus on brand marketing, custom non-woven shopping bag is your best choice. Tienyih selects non-woven raw materials meet green concept of reusable material which are non-toxic, free of heavy metals and plasticizers.

The production process includes hand sewing and automated production. We suggest our customers the best molding structure and printing method according to their demand quantity.

Finally, custom cotton canvas promotional bags have several specifications choices such as thickness, special dyed, sizing and bleaching. Custom cotton canvas is suitable for screen printing, heat transfer and sublimation imprint method. The manufacturing process can only be made by hand, so the cost is higher. It is suitable for specific marketing activities with high budget or as the sales and promotion of brand bags.

If you have any questions, please feel free to contact us. We will provide the best packaging integration solution for you.

What is minimum order quantity for Custom promotional bag?

Tienyih is rarely one- stop service manufacture in the world that can custom paper bag, non-woven bag, insulated bag and canvas bag.

Our production process is mainly based on fully automated production, and there are also related professionals such as manual printing and sewing. The following is our minimum order quantities for Custom promotional bag:

Hand sewing non-woven bag / insulated bag / canvas bag: 3,000pcs

Ultrasonic non-woven bag / Automatic Kraft Paper (sack) bag: 30,000pcs

What about Artwork format for printing?

When you place the order, Tienyih will provide dieline for you to set the printing pattern, which contains tips and precautions for printing safety range. After you send it back to us, we will review the drawing again to ensure that your artwork is presented in detail in the printing method. The following is precautions for artwork format:

1. Screen printing / Flexographic Printing (PANTONE): Vector format AI or EPS file.
2. Gravure Printing / Sublimation/Heat Transfer (CMYK): Vector format AI, PSD or JPG file.

* JPG and PMS information are needed because of color matching and our internal operating procedure.

How can we create premium custom shopping bags that effectively showcase our brand while maintaining cost-efficiency at scale?

TIEN YIH specializes in custom non-woven shopping bags made from green, reusable materials that are non-toxic and free of heavy metals—perfect for brand-conscious retailers. With 30 years of expertise and multiple printing options (gravure, flexographic, screen, and sublimation), we deliver high-impact branded bags that enhance customer perception. Our factory-direct service and flexible MOQ starting at 3,000 pieces allow you to launch brand initiatives cost-effectively. Contact us today to discuss your custom bag requirements and receive a competitive quotation tailored to your specifications.

The company distinguishes itself through ISO 9001 certification, factory-direct manufacturing, and commitment to environmental sustainability using FSC-certified paper and biodegradable materials. TIEN YIH accommodates flexible minimum order quantities—starting from 3,000 pieces for hand-sewn non-woven and canvas bags, and 30,000 pieces for ultrasonic-processed bags—while providing detailed dielines and artwork guidance for multiple printing methods including gravure, flexographic, screen, and sublimation techniques. By understanding your project requirements early and offering expert production consultation, TIEN YIH ensures your custom promotional bags meet both aesthetic and budget expectations, making it your ideal partner for retail, grocery, food packaging, and international branding solutions.