Ruzy Madencilik ve Enerji Yatırımları Sanayi ve Ticaret (formerly known as Altinyag Kombinalari) is a company that produces and sells vegetable oils. It offers crude oils for refinery oil manufacturers, semi-refined vegetable oils for food consumption, as well as biodiesel fuel and chemical industries. The company also provides linseed, soybean, camelina, sunflower seed, corn, canola, and safflower meals for use as raw materials for feed enterprises.