CHINA-NORTHEASTERN PROVINCES-PETROCHEMICAL INDUSTRY-DEVELOPMENT (CN)

(240810) -- HARBIN, Aug. 10, 2024 (Xinhua) -- A technician collects samples of polyethylene products at a workshop of PetroChina Daqing Petrochemical Company in Daqing, northeast China's Heilongjiang Province, Aug. 8, 2024. The petrochemical industry, as a pillar industry of the country's northeastern provinces, has optimized industrial structure in recent years to promote high-quality development. (Xinhua/Zhang Tao)