Prodways Group has announced the acquisition of Interson-Protac, a company that manufactures customized ear tips for hearing aids and noise protection devices. The company already uses 3D printing for about 20% of its production, but that percentage will increase with access to Prodways' 3D printing technology. Prodways Group has also announced two new distribution partnerships with TOP Metrology and Namitech. Read more at 3DPrint.com: http://3dprint.com/186875/prodways-interson-protac/