True power resides in the ability to develop solutions for problems that the world has yet to identify. The history of Changsu is a chronological account of "China's Firsts." From the ultra-high barrier EHA films that establish new standards for freshness to the revolutionary BiONLY biodegradable films, we continue to deliver the impossible. Our portfolio — including the high-barrier Vector Films and the ultra-light Unifilm — is a toolbox of capabilities designed to support your success. We do not provide a catalogue; we provide a competitive advantage, ensuring your products are always among the first to enter the market with attributes that will leave all of your competitors in their rearview mirrors.