本报北京12月2日电 （记者李心萍、叶传增）记者从中国国家铁路集团有限公司获悉：截至12月2日， 中老铁路开通运营满4年，累计发送旅客超6250万人次、货物超7250万吨，黄金大通道效应持续放大。 （相关报道见第六版） 图为中老铁路"澜沧号"列车。 纳建博摄（人民视觉） 《 人民日报 》（ 2025年12月03日 01 版） (责编：岳弘彬、牛镛) ...

Core Insights - The China-Laos Railway has seen significant growth in freight transport since its opening, with over 63,000 freight trains operated and more than 70 million tons of goods transported as of October 28, 2023 [1][2] - The railway has become a vital link for trade, with a strong double-digit growth in both overall and cross-border freight volumes this year [1] Freight Transport Volume - In 2023, the total freight volume reached 19.88 million tons, representing a year-on-year increase of 25% [1] - Cross-border freight volume was 4.47 million tons, up 12.7% from the previous year [1] - Notable increases in export goods include vegetables (up 45%), fertilizers (up 71%), and steel (up 26.6%) [1] Cost Efficiency - The shift from road to rail has resulted in a 40% to 50% reduction in transportation costs between Vientiane and Kunming, and a 30% to 50% decrease in costs from Kunming to Thailand [2] - Domestic logistics costs in Laos have also decreased by 20% to 40% [2] Expansion of Services - The railway has expanded its service offerings, with 2,560 "Lancang-Mekong Express" international freight trains operated, transporting over 1 million tons of import and export goods [1] - The range of cross-border goods has grown from over 10 types at the start to more than 3,700 types currently, including chemicals, fresh produce, textiles, and minerals [2] Technological Advancements - The railway department has upgraded refrigerated container equipment to enhance the transportation of perishable goods, effectively reducing cargo loss [1] - A digital cargo yard is being developed at the Mohan railway port to improve operational efficiency and management [1]