To compare mailing bag quotes accurately, look beyond the advertised price per bag. Ask suppliers to list the product, printing or other customization, packing, and shipping costs separately, then check that every quote uses the same specifications and order terms.
Give each supplier the same bag details, quantity, artwork or customization requirements, packing arrangement, and destination. Request a written breakdown that shows which services are included and which add to the total. This makes it easier to spot differences that a headline unit price can hide.
The available poly mailer information confirms that customization is accepted, the minimum order is 10,000 pieces, and the stated delivery time is 12–15 days. It does not say whether printing is included, provide a printing charge, or describe the packing method. Treat these items as unconfirmed until the supplier quotes them in writing.
Ask whether printing is included in the bag price and, if not, how the charge is calculated. For packing, confirm the method, materials, and any separate fee. Use the same artwork requirements and packing arrangement when requesting prices from different suppliers.
Check that each price applies to the same order quantity. The listed poly mailer has a 10,000-piece minimum. Its product record gives a 12–15-day delivery time, while company business-model information lists 10–15 days. Confirm which timeframe applies to your customized order and when the lead-time clock starts.
The product record describes quality inspection as a “spot check.” Ask the supplier to confirm the inspection scope and whether that method applies to the order under discussion.
The listed shipping terms are FOB, EXW, DDP, and CIF. Confirm which term is included in each quote, what related charges apply, and whether the comparison uses the same delivery destination. Listed payment options are a 30% deposit with the 70% balance due before delivery, or a 50% deposit with the remaining 50% due before delivery. Verify the arrangement offered for your order.
| Item | Information available | Question to ask |
|---|---|---|
| Product and customization | Poly mailer; customization accepted | What exact bag specification is quoted, and is printing included or itemized separately? |
| Minimum quantity | 10,000 pieces | Does the price and customization offer apply to this quantity? |
| Delivery time | 12–15 days in product details; 10–15 days in business-model information | Which lead time applies, and what event starts it? |
| Packing | No product-specific method or fee stated | What packing materials and method are included, and is there an extra charge? |
| Inspection | Product record states “spot check” | What does the inspection cover for this order? |
| Shipping and payment | FOB, EXW, DDP, and CIF listed; two deposit arrangements stated | Which shipping term and payment schedule apply, and what charges affect the total? |
Zhejiang Chuancheng Packaging Products Co., Ltd. lists factory-direct sales, OEM and ODM services, and bulk wholesale supply among its business models. These describe possible sourcing arrangements; they do not establish that printing or packing is included in a particular quote.
The company profile says it was established in 2001 and operates four branch factories covering processes such as film blowing, printing, compositing, cutting, and delivery. It also lists ISO 9001 Quality Management System Certification for plastic and paper bag manufacturing, along with BSCI. Reported cases include large-volume packaging and delivery supply for a platform customer in Russia and delivery packaging for a platform customer in Kazakhstan. These details provide supplier context, not order-specific pricing.
The product information confirms that customization is available but does not state whether printing is included or give a printing fee. Request printing as a separate line item.
No packing method or fee is provided in the product details. Ask for the packing specification and its cost, then compare it with the same arrangement in other quotes.
The product information states 12–15 days, while business-model information lists 10–15 days. Have the supplier confirm the lead time for your specific order and when it begins.
Compare complete, itemized totals rather than unit prices alone. Confirm the bag specification, printing and customization charges, packing fee, quantity, delivery schedule, inspection approach, and shipping term. The listed poly mailer has a 10,000-piece minimum, but its printing and packing costs are not specified and need direct confirmation. For order-specific technical details, contact sales01@ywccpackage.com.
Zhejiang Chuancheng Packaging Products Co., Ltd. is a packaging manufacturer based in Zhejiang, China, established in 2001. Its products include poly mailers, zipper bags, paper bags, and other packaging for clothing, retail, food, and logistics applications. The company reports monthly production capacity of 180 million bags and lists ISO 9001 and BSCI certifications for plastic and paper bag manufacturing.

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