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crude stocks
Shandong independents' crude refining margins weaken
Independents' refining margins for imported crude rebound sharply
Independents' crude refining margins grow in late June
Independents' refining margins for imported crude plunge
Independents’ refining margins for imported crude retreat
Shandong independents’ feedstock unloading decreases in May
Independents’ refining margins for imported crude surge
Independents’ crude refining margins continue to plunge