Constantia Flexibles Group is investing in new technology at its flexible packaging subsidiary in Vietnam to expand its product portfolio. Ho Chi Minh City-based Oai Hung Manufacturing Joint Stock Co. will install a new printing machine and a laminator that represent a single-digit million euro investment. The wide printing machine will have reverse printing capabilities and the duplex solvent-based adhesive laminator, which will be located in a clean room facility, is able to produce high-ad...