Panjin G-High Carbon Products Co., Ltd is believed as leader in manufacturing carbon additives of Calcined Petroleum Coke, Graphite Petroleum Coke and other carbon products for steel training and other applications. G-High Carbon is the only enterprise in the foundry area in Northeast China who holds the QMS ISO 9001:2008 certificate issued by SGS, and it is the inspection-free CPC supplier approved by State Entry-Exit Inspection and Quarantine Bureau.