山东首条进口磷矿海铁联运班列线路开通

Group 1 - The article highlights the launch of Shandong Province's first import phosphate rock sea-rail intermodal train service, which is expected to enhance the stability of the agricultural supply chain in the Yellow River basin [3] - The train is carrying 3,200 tons of imported phosphate rock, which will be transported directly to a compound fertilizer processing enterprise located in Changzhi, Shanxi [3] - This new transportation route is significant for ensuring a stable supply of agricultural materials in the region [3]