== CUSTOMIZATION PROCESS
OEM & ODM Custom Solutions for Every Need
Preliminary Requirements Alignment
Customer Requests: Specify core parameters for plastic bags (Material: HDPE/LDPE/Biodegradable;
Dimensions: width *length;
Style: Flat bags / Garbage bags / Shopping bags, etc.;
Quantity: Minimum order quantity / Batch size;
Printing: Color/position of logo, patterns, and text).
Package：label/color box/shrink film/outer printing bag,etc.
Our Response: Within 8 hours, assign a dedicated consultant to provide masterbatch selection recommendations (custom materials available via our in-house masterbatch plant), biodegradable manufacturing process specifications, and preliminary cost estimates.
Dimensions: width *length;
Style: Flat bags / Garbage bags / Shopping bags, etc.;
Quantity: Minimum order quantity / Batch size;
Printing: Color/position of logo, patterns, and text).
Package：label/color box/shrink film/outer printing bag,etc.
Our Response: Within 8 hours, assign a dedicated consultant to provide masterbatch selection recommendations (custom materials available via our in-house masterbatch plant), biodegradable manufacturing process specifications, and preliminary cost estimates.
Confirmation of Design and Samples
Design Drafting: Produce graphic design layouts per requirements (including dimension annotations and print effects), with client confirmation of visual concepts.
Prototyping & Production: Manufacture physical samples using fully automated equipment (small-batch prototyping available for biodegradable products), shipped to clients for material texture and craftsmanship verification.
Final Confirmation: Both parties execute contracts specifying quotations, delivery schedules, and quality inspection standards (accompanied by ISO/BSCI certification documents).
Prototyping & Production: Manufacture physical samples using fully automated equipment (small-batch prototyping available for biodegradable products), shipped to clients for material texture and craftsmanship verification.
Final Confirmation: Both parties execute contracts specifying quotations, delivery schedules, and quality inspection standards (accompanied by ISO/BSCI certification documents).
Production and Quality Control
Material Preparation: Directly blending raw materials at our in-house masterbatch plant reduces preparation time by 30%.
Production: Fully automated bag-making/roll-forming equipment enables mass production while simultaneously recording production parameters (e.g., degradation index for biodegradable materials).
Full Inspection: Over 100 products are sampled per batch to verify dimensional accuracy, print clarity, and load-bearing capacity, ensuring 100% compliance and issuing quality inspection reports.
Production: Fully automated bag-making/roll-forming equipment enables mass production while simultaneously recording production parameters (e.g., degradation index for biodegradable materials).
Full Inspection: Over 100 products are sampled per batch to verify dimensional accuracy, print clarity, and load-bearing capacity, ensuring 100% compliance and issuing quality inspection reports.
Logistics and Delivery
Packaging: Packed according to export standards (moisture-proof/damage-proof), supporting neutral packaging or customer-branded packaging.
Shipping: Located adjacent to Qingdao Port, prioritizing port logistics with simultaneous provision of tracking numbers; domestic orders shipped via dedicated logistics routes.
After-sales: Follow-up on usage feedback within 7 days of delivery, offering expedited channels for replenishment/customization.
Shipping: Located adjacent to Qingdao Port, prioritizing port logistics with simultaneous provision of tracking numbers; domestic orders shipped via dedicated logistics routes.
After-sales: Follow-up on usage feedback within 7 days of delivery, offering expedited channels for replenishment/customization.
== OEM & ODM
Customized Consultation
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Why Choose Us
The company is located in the southern part of Changle County, Weifang City, Shandong Province, adjacent to Qingdao Port, with convenient transportation access.
Scale and Qualifications
Established in 2005, the facility spans over 400 acres with a total investment of US$1.3 million. It holds international certifications including ISO9001, ISO14001, BSCI, BRS, and GRS, and employs over 400 professionals.
Production Capacity&Quality
Annual plastic production capacity: 24,000 metric tons, with both export rate and qualification rate reaching 100%.
Hardware and Technology
Equipped with state-of-the-art facilities (biodegradable products, fully automated bag/roll production lines), our own transportation fleet, and masterbatch manufacturing plant, we deliver comprehensive and efficient services.
Products and Markets
Covering over 40 series and 80 types of packaged products, sold to more than 50 countries and regions, and recognized by customers worldwide.
What Our Clients Say
Our company is willing to cooperate with domestic and foreign merchants to achieve a win-win situation and create a bright future together.
Bought Hongcheng trash bags for office & factory—so good! Thick, tear-proof, tight seal, no leaks. Service was friendly & responsive. Will reorder for sure!
Marcus Taylor
Canada
Hongcheng food bags are our supermarket must-have! Food-grade, odorless, strong seal keeps food fresh. Fair price, on-time delivery—we’ll stick with them!
Thomas Berger
Germany
Used Hongcheng gloves for years—never let us down! Flexible, comfy, tear-resistant, perfect for food processing. Competitive price, fast response!
Felix Schmidt
Germany
WE ARE HERE
Nanhao Industrial Area, Changle County, Weifang City, Shandong, China