由于我国加大了对基础设施的投资力度，投资额比往年成倍增加，工程机械产品特别是大中型工程机械的需求量急剧上升。其主要市场包括：1．铁道建设至2000年新建1．8～2．3万公里，复线1．7万公里和电气化铁路2万公里。2．公路建设用几个五年计划的时间完成“五纵七横”国道主线 As China has increased its investment in infrastructure, the amount of investment has increased exponentially from previous years, and the demand for construction machinery products, especially large and medium-sized construction machinery, has risen sharply. Its main markets include: 1. The construction of railways will increase from 18,000 to 23,000 kilometers by the year 2000, with 17,000 kilometers on double tracks and 20,000 kilometers on electrified railways. 2. Highway construction completes the “five vertical and seven horizontal” national highways with several five-year plans