Group 1 - The core viewpoint of the article highlights the stable growth in crude oil production in May, with a year-on-year increase of 1.8% compared to April's growth rate [1] - In May, the industrial crude oil output reached 18.47 million tons, with an average daily production of 596,000 tons [1] - From January to May, the total industrial crude oil output was 90.28 million tons, reflecting a year-on-year growth of 1.3% [1] Group 2 - The article notes that the decline in crude oil processing has expanded, indicating potential challenges in the refining sector [1]