XI ' an ambitious communication science and technology co., Ltd. (short title: great technology, Chinese name: Xi'an HongDa Engineering Co.,Ltd) founded in 1998, by a group of construction machinery industry specializing in road machinery composed of professors, experts and scholars in the study of the creation, is China's first professional engaged in study on pavement milling machine, Design and manufacture of high-tech enterprises. the company was involved in the drafting of national standard of pavement milling machine, and is made for the road machinery branch of China highway construction industry association Director unit. enterprises passed quality system certification, HD series of pavement milling machine products have obtained European Union CE certification.

company headquartered in the high-tech development zone, XI ' an, the production base is located in from the XI ' an, 20 km west of An Feng Jing industrial park, covering an area of 25,000 square meters, production workshop area of 4,500 square meters office space area of 2,500 square meters. has a good development and design and production system, pavement milling machine products can only achieve annual production of 50 million Yuan.

since company established began, will determines has to high-tech development based, to founded China engineering machinery brand Liben of survival principles, focused Yu high-end road conservation machinery products of research and development, in machinery dynamics of research, and engine power match sexual research, and hydraulic drive technology and digital electronic control technology area get has series of practical new patent and achievements, caused has Shaanxi Province And XI focus technology departments at all levels. XI ' an ambitious companies in 2006 by the Shaanxi Provincial Department of science and technology identified as "high-tech enterprise", company HD series of pavement milling machine represents the science and nature of pavement milling machine in China, in terms of technical performance and design to the forefront of the similar products at home and abroad, by the Shaanxi Provincial Department of science and technology identified as "high-tech products". in the same year won the National Ministry of science and technology "Innovation Fund" to support.2007 year Xian Shaanxi Provincial Department of science and technology and be ambitious HD series of pavement milling machine products as "key new product in Shaanxi Province", Xian municipal Bureau of science and technology will also be assessed it as "key sci-tech achievement transformation project".