Korea's major oil refiners are moving to cut supply prices of oil to contribute to the country’s efforts to curb surging prices at gas stations nationwide, while the U.S.-Israel conflict with Iran destabilizes trade. The development came as President Lee Jae Myung last week warned against possible collusion to fix oil prices by refiners and gas station operators here, as the country's gasoline and diesel prices rose sharper than other comparable markets. Refiners have either adjusted their supply prices or announced they will cooperate with the government and rest of the domestic oil industry to stabilize prices at domestic gas stations. HD Hyundai said Sunday that its refiner subsidiary, HD Hyundai Oilbank, lowered its supply price for gas stations here. The company, however, declined to reveal any specific numbers, only saying the price has been reduced “by a little.” SK Innovation said it has not yet decided to cut its supply price but will cooperate with the government’s oil price stabilization policies as much as possible. S-Oil also said it is currently making efforts to su