New, energy-efficient technologies for sustainable production Before  After Company name: D.Metal-Petrinja d.o.o. Company description: Company is a wholesale trader of custom made CNC produced machine parts. Company is buying parts from its sister company D.Metal-Petrinja d.o.o. and other suppliers and is selling these parts to end customers abroad. Company is also renting production hall to its sister company D.Metal-Petrinja d.o.o. …