Official Resource & Download Center
Explore and download our complete technical documentation, laboratory testing reports, invention patents, and quality compliance certificates.
(2023) Food Grade Inspection & Testing Report
Official food contact safety compliance testing report.
PET Box & Sheet Antimicrobial Test Report
Antimicrobial rate and efficacy evaluation for PET materials.
PA + PE Composite Antibacterial Film Report
Lab test results for PA/PE high-barrier antibacterial films (Oct 2023).
PE Antibacterial Bag Test (SHA03-23094127)
Standard inspection certificate for PE food packaging bags.
Composite Antibacterial Agent Performance Report
Lab inspection of functional antibacterial masterbatch (SHA21 Series).
Composite Antibacterial Film Testing Data (2023)
In-depth laboratory analysis of antibacterial active ingredients.
Fresh-Baobao Packaging: Lamb Storage Test (13 Days)
Microbial colony count & TVB-N evaluation for fresh lamb preservation.
Fresh-Baobao Lamb Packaging Logistics Test
Evaluation of meat quality retention including 2-day cold-chain logistics.
Fresh Beef Packaging Microbial Test (9 Days)
Total plate count (TPC) test results on Simmental fresh beef packaging.
Nano Titanium Dioxide Composite Film Test
Photocatalytic & antimicrobial test data of Nano-TiO2 active film.
Impact of Nano-Polymer Film on Fruit Preservation
Academic paper on postharvest preservation for grapes and cucumbers.
Fresh Beef (Bone-in) Low Temp Storage Test (0-4°C)
Inner Mongolia ranch field trial on cold storage life extension.
Fresh Mutton (Fat-on) Storage Comparison Test
Comparative baseline trial evaluating ambient vs refrigerated storage.
Patent: Integrated Printing & Bag-Making Machine
Official National IP Patent Certificate (Grant No. 20240419).
National Invention Patent Grant Certificate (2023)
Patent for novel packaging structure & material composition.
Invention Patent Certificate (No. 2020105983936)
Official Chinese National Intellectual Property Administration Grant.
Dehui Heat-Shrink Packaging Invention Patent
Invention patent for high-strength heat-shrink packaging technology.
High-Barrier Fresh-Keeping Film Invention Patent
Patent certificate for modified atmosphere high-barrier technology.
Quality Management System Certification (2026)
ISO / Factory Quality Assurance Management Certificate.
"Xianbaobao" Brand Registered Trademark Certificate
Official registered trademark certificate for Dehui's core product brand.