Tunnel Boring Equipment

NHI’s tunnel boring equipment portfolio includes a wide range of heavy-duty equipment designed for infrastructure development and civil engineering projects. Main products include tunnel boring machines (TBM), shield machines, pipe jacking machines, and equipment for urban rail transit and highway construction. The product service areas involve urban subways, highway and railway tunnels, water diversion projects, pumped storage, mineral resources, coal mining and other industries.  While continuously expanding product sales, NHI has further expanded its sales areas and added business projects such as equipment leasing, product remanufacturing, engineering subcontracting, and technical consulting services.