PT. Yosomulyo Jajag is the leading producer and exporter of Calcined Petroleum Coke in Indonesia.
Products
Our company specializes in the production of high quality, low impurities anode grade Calcined Petroleum Coke with different levels of Sulfur content.
Our Quality Commitment
We operate a quality management system which complies with the current requirements of ISO 9001 and meets the stringent audit process by SGS.
Our Sustainability Commitment
Awarded Gold rating by Ecovadis, we are committed to the wider aim of contributing to the SDGs to realize a sustainable society through our business activities.