中国东北部石化工业优化了高质量发展的结构。 Northeastern China's petrochemical industry optimizes structure for high-quality development.

中国东北部石化工业对该地区至关重要,它优化了结构,以促进高质量的发展。 Northeastern China's petrochemical industry, crucial for the region, has optimized its structure to promote high-quality development. 这种转变的例子可见于达金、辽阳和吉林,该行业侧重于增长和效率。 Examples of this transformation are visible in Daqing, Liaoyang, and Jilin, with the industry focusing on growth and efficiency. 还生产了高性能聚丙烯和聚乙烯产品,反映了石油化工部门的进步。 High-performance polypropylene and polyethylene products have also been produced, reflecting the advancement in the petrochemical sector.