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Promotion for development of heavy-haul railway transportation will rapidly increase the transport capacity of busy trunk lines,relieve effectively the tense supply/demand relationship of coal-a dominant resource of the domestic energy structure in China,and enhance immensely the growth of bulk goods transport which takes the leading position of the railway freight traffic.The development of heavy-haul railway transportation will help improve the economic and social benefits of the whole society and meanwhile promote the sustainable development of China’s national economy.