Call: +86-13812511247                  Email: bml@sunkeycn.com
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R&D Patents and Innovations at Sunkey Packaging

Sunkey packaging has built a 1,000-square-meter central flexible packaging laboratory and has reached a strategic partnership with Jiangnan University, the world's Best Majors in the Department of Food Science and Engineering, to jointly form a food-grade packaging research and development team. So far, Sunkey packaging has 24 invention patents. 107 utility model patents
 

Patent for Invention Certificate

Tabletop flip-type dual-purpose workbench
High-barrier packaging film for milk powder
Glue circulation device
A material receiving tray assembly for a slitting machine
A heat sealing device for a hemming and winding machine

Utility Model Patent Certificate

A Labeling and Sealing Device for Packaging Bag Folding Machine
A Particle Valve Pocket with Automatic Filling Function
A Shockproof Express Packaging Bag
A Roll Bag Transmission Device for Packaging Bag Folding Machine
A Packaging Bag Feeding Device
A Leak - proof Zipper Bag
A Strap Conveying Device for a Packaging Bag Folding Machine
Connected Self-standing Packaging Bag
Easy - Tear Coffee Packaging Film
An Easy-to-Peel Film for Cup Lids
Emergency Tap Water Packaging Bag with Air Nozzle for Easy Filling
Film for Pharmaceutical Packaging with Electronic Supervision Code
Fruit Packaging Bag with Vent Holes to Prevent Foreign Objects
High - Barrier Twist - Packaging Film
Packaging Bag with an Air Valve for Easy Opening
Self-heating Packaging Bag for Outdoor Use
Plastic Printing Film with Front - and - Back Printing
Transparent Composite Packaging Film with UV Resistance
A Heat Sealing Device for Hemming and Winding Machine
A Cable Inflatable Packaging Bag
A Folding Knife Device for Packaging Bag Folding Machine
Call: +86-13812511247            Email: bml@sunkeycn.com

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