Core Insights - The Western Oil Pipeline, known as "Shanlan Line," has transported over 200 million tons of crude oil as of November 21, contributing significantly to the diversification of national energy supply and supporting economic and social development in the central and western regions of China [1]. Group 1 - The cumulative crude oil transportation of the Shanlan Line has exceeded 200 million tons [1]. - The operation of the pipeline plays a crucial role in ensuring the diversification of national energy supply [1]. - The pipeline supports the economic and social development of the central and western regions of China [1].