Goodeng Machie” was founded in May 2002, which is specialized in research & development, manufacturing,sales and service for trenchless equipment ,static-pressure pile pressing –in & pile planting manchine,geological drilling machine. As Mechanization Research branch industrial organization base of China Academy of Building Research, Goodeng machine has indepently developed almost 30 models of horizontal directional drilling machine from 13T to 1200T with strong and professional R&D teams’ support, which have filled in multiple domestic and abroad blanks. More products obtain national and provincial progress prize in sceience and technology of machinery industry.