DIA-Nielsen was set up in 1955. We can look back on a history of fifty years, but we always developing new ideas. Our core competences are: Toolmaking, plastic injection moulding, assembling of small part, bending and punching parts. We are manufacturers, developers and service suppliers in the following business fields: Accesories for recording instruments. Life Science. Inkjet (Refiills and Refill-Systems) We manufacture products according to your special needs. Ranging from manufacturing moulds, tools and jigs and fixtures for plastic processing. We even help you in reaching your goals.