Document library // Material, factory and intellectual property

Compliance & Traceability Vault

Review selected documents related to raw materials, product testing, factory management, legal registration, social auditing and intellectual property. Each document must be evaluated against its named holder, issuing body, date, tested sample and stated scope.

Evidence scope: publication in this vault does not mean that every document applies to every Flexon Pack product or shipment. Before relying on a file, confirm its report number, validity, tested material, test method, detection limits and relationship to the final order specification. Order-specific traceability is confirmed separately using the applicable supplier and production records.

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01 / Material & Product Reports

Applicability depends on the tested sample and report scope
Material document

PE Material Safety / Technical Document

Reference document associated with a PE material grade or sample.

Verify the exact document title, supplier, material grade, issue date and whether it is an SDS, technical data sheet or laboratory report.Open PDF → Food-contact evidence

PE Food-Contact Test Report

Laboratory evidence referencing the tested PE sample and the food-contact provisions named in the report.

Suitability must match the resin, additives, food type, contact temperature and duration of the final application.Open PDF → Material properties

PE Property / Certificate of Analysis

Material-property information that may include melt flow, density, tensile or other values identified in the file.

Values apply only to the named material or batch and must not be treated as finished-bag performance.Open PDF → Restricted substances

RoHS / Restricted-Substance Test Report

Test evidence for the substances, sample and detection limits listed in the report.

Do not infer REACH, PFAS-free or other chemical compliance unless those substances and methods are explicitly included.Open PDF → Chemical screening

Halogen Test Report

Screening results for the halogens and limits identified in the document.

The conclusion applies only to the submitted sample and tested analytes.Open PDF → Special product test

Antibacterial Performance Report

Performance test associated with the specific treated sample described in the report.

This report does not apply to standard PE bags unless the final product uses the same validated material and treatment.Open PDF →

02 / Factory Systems & Audits

Factory-level evidence is separate from product certification
Management systems

ISO 9001 / ISO 14001 Certificates

Quality- and environmental-management certificates for the holder and site scope stated in the documents.

Check certificate numbers, issuing body, covered address and validity dates.Open PDF → Social audit

SMETA Audit Report

Factory social-audit document, reference ZAA600184190.

SMETA is a social-audit methodology and is not a product-safety or food-contact certification.Open audit → Factory documentation

Environmental Compliance Document

Factory-level environmental document for the entity, site and period identified in the file.

Confirm the issuing authority, covered activity and current validity.Open PDF → Factory documentation

Workplace Safety Document

Occupational or workplace-safety evidence for the named facility.

This document relates to factory operations and does not certify finished packaging.Open PDF →
Verify entity name and current validity
Corporate registration

Business License

Registration document for the legal entity identified in the file.

Match the company name and registration details to commercial documents.Open PDF → Operating authorization

Industrial Production License

Production authorization subject to the product category, holder and validity shown in the document.

Do not extend the licensed scope beyond the categories printed in the file.Open PDF → Technical document

Enterprise Standard

Company technical standard or registered production specification.

An enterprise standard is not automatically a third-party certification or proof of superior performance.Open PDF → Operating authorization

Printing License

Printing-related authorization for the entity and activities stated in the document.

Confirm whether the document remains valid and covers the requested printing work.Open PDF →

04 / Patents & Intellectual Property

Patent ownership does not certify every commercial product
Utility model patent

Packaging Bag Structure Patent

Patent document concerning the bag structure described in its claims and drawings.

Verify the patent number, owner, legal status and whether a commercial product uses the claimed structure.Open patent → Utility model patent

Manufacturing Apparatus Patent

Patent document concerning the manufacturing apparatus described in its claims and drawings.

A patent establishes an IP right; it does not by itself prove production precision, efficiency or finished-product compliance.Open patent →
Dongguan Chenghua Industrial Co., Ltd. // Flexon Pack
Documents may be replaced or updated when certificates expire, reports are renewed or operating records change. Buyers should request the current applicable file set for the exact order before approval.