久久久无码人妻精品无码_6080YYY午夜理论片中无码_性无码专区_无码人妻品一区二区三区精99

One of PetroChina's refineries in Heilongjiang Province plans to shut down its crude refining unit in mid-August for maintenance, company sources said.

The Daqing Refining & Petrochemical Company will stop crude processing for six weeks for the overhaul. The plant's capacity is around 120,000 barrels per day, the source said.