Product Design & SupportInjection MouldingInjection Blow MouldingExtrusion Blow MouldingMedical Device ManufactureContract PackingPharma Grade ContainersEngineering and In-House ToolroomSilk Screen PrintingChild Resistant Packaging Gwalia Healthcare Capabilities Gwalia Healthcare has all this in-house expertise to design, manufacture, supply and fill your plastic packaging, all from our facility in Treforest, South Wales.