The reporter learned from China National Railway Group Co., Ltd. that from January to April, the national railway has sent a total of 1.299 billion tons of goods, a year-on-year increase of 3.6%; The daily average number of vehicles loaded was 180000, a year-on-year increase of 4.7%, providing strong support for smooth domestic and international dual circulation and ensuring the stable operation of the national economy. The transportation support for key materials is strong. From January to April, the national railway sent 672 million tons of coal, including 464 million tons of thermal coal, and the coal storage of railway directly supplied power plants remained at a high level; The transportation volume of mining and construction materials and smelting materials increased by 29.3% and 10.7% respectively year-on-year, effectively ensuring the supply of key national and livelihood materials. (New Society)