Qingdao Sinoy Packaging Co.,Ltd., a leading integrated flexible packaging enterprise located in Qingdao, Shandong, specializes in the manufacturing and innovation of high barrier packaging roll stock and preformed plastic pouches. These include 3 sides sealed bags, stand up bags, zipper bags, and spout bags for the pharmaceutical and food packaging industries. 

Our extensive Qingdao facility houses state of the production and quality control machinery, including rotogravure printing machines, dry/solvent free laminating machines, curing barns, rewinding, slitting, and quality checking machines, automated bag making lines, and blown film equipment. This allows us to handle large volume orders efficiently and consistently.

With a dedicated team of more than 100 employees, we possess strong in house capabilities to develop and launch new packaging products quickly. Quality is paramount. A full range of quality control inspectors implement stringent QA/QC protocols throughout production, ensuring that every product meets international standards specially for pharmaceutical packaging.

We offer comprehensive customization services that cover material formulas, graphic designs, bag sizes, and barrier performance tests. Our expertise is further strengthened by years of being a trusted OEM and ODM partner for well known global brands, particularly in manufacturing premium plastic bags, reliable food packaging, and compliant medical flexible packaging solutions.Backed by decades of export experience, our annual sales revenue and export capacity effectively serve diverse markets across North America, South America, Eastern Europe, Southeast Asia, and other regions.

We take pride in our customer sales service, providing end to end support from inquiry to after-sales to ensure seamless communication and complete satisfaction. Our industry excellence is verified by multiple certifications, strengthening Sinoy's reputation as a reliable and innovative leader in the flexible packaging sector.     

With more than 10 years' flexible packaging manufacturing experience, we have been developed as not only a producer butalso a R&D promoter; we can supply free Artwork design, freematerial formula solution and free samples.
We have obtained ISO9001-2008, HACCP, BRC , QS certificates,and also certified by Wal-mart,Costco, Tesco,etc. our productsmarket spreads worldwide such as north America, south America,Europe, Australia, Japan, Southeast Asia, and all over China area.As a responsibility company, we principle of quality first,customerfirst and follows the core ideal of safety security,low carbon,environmentally friendly. Also we introduced a series of equipmentfrom Japan, Italy, Taiwan, USA including Gravnre printing machine,dry lamination machine, solvent less lamination machine, slittermachine, quality check machine, PE inflation blowing machine,bag making machine.
Behalf on these advanced equipment and experienced managementsystem, we can distribute almost all the products to the market,such as breast milk storage bags,microwave sterilizer bags, fineprinted plastic composite packaging bags, color printing packagingbags, food packaging bags, vacuum packaging bags, cooking bags,cryogenic frozen bags, cat sandbags, microwave sterilizing bags,roll stock, tie tapes, caution tapes, flagging tapes and bird scaretapes, underground detectable warning tapes.
We welcome OEM and ODM orders, whether selecting a current product from our catalog or seeking engineering assistance for your application, please feel free to contact us at any time.

Currently, our company’s business has expanded into numerous industries and sectors, including food, maternal and infant products, pharmaceuticals, aquatic products, pet supplies, chemical products, and household goods. Our product offerings are diverse in both form and structure, encompassing vertical and horizontal packaging film rolls, three-side seal bags, four-side seal bags, back-seal pouches, eight-side seal bags, stand-up pouches, zip-lock bags, gusseted bottom bags, valve bags, spout‑equipped bags, screw‑cap bags, and more. These solutions meet the varied requirements of multiple industries, such as inflatable packaging, frozen‑food packaging, vacuum packaging, pasteurization‑compatible packaging, and high‑temperature sterilization packaging. In recent years, leveraging our robust manufacturing capabilities and technical expertise, we have vigorously promoted and supplied eco‑friendly, renewable, and biodegradable plastic packaging materials, paper‑plastic composite bags, and specialized custom‑designed packaging—such as portable gravity‑fed bags with plastic handles, breathing‑valve bags that automatically regulate internal pressure, and screw‑cap bags widely used for liquid packaging—to address the diverse needs of the market.

Since its inception, the company has consistently adhered to the principles of putting customers first and conducting business with integrity, striving for progress while giving back to society, and prioritizing energy conservation, emission reduction, and eco‑friendly packaging. With all employees united in spirit and driven by a commitment to excellence, we are dedicated to producing higher‑quality plastic packaging that enhances the value of our customers’ products and boosts their sales. At Platinum Packaging, we put service above all, deliver superior quality, and earn your trust. We warmly welcome both new and longstanding domestic and international clients to visit, offer guidance, and collaborate sincerely for mutual growth.