BAIINFO-CHINA, Domestic GPC shipments were acceptable. Major refineries’ low-sulfur GPC prices partially edged up while mid and high-sulfur GPC prices were adjusted individually. Independent refineries’ GPC prices registered fluctuations. Imported mid and low-sulfur sponge coke shipments were acceptable. To be specific, some Sinopec refineries raised GPC prices by RMB 20-50/T. CNPC/PetroChina refineries’ GPC prices mostly nudged up by RMB 30-110/T.