Zhangjiakou Xuanhua Huatai Mining & Metallurgical Machinery Co., Ltd. is located in Xuanhua Economic Development Zone, Hebei Province, China and is a leading private owned high and new technology enterprise majored in the research and manufacture of rock and soil drills and demolishing machines.Huatai focuses on the strategic principle of "Development based on human resources, science and technology", and has been building up a professional team in the field of rock drilling machinery. Huatai set up strong partnership with China Coal Research Institute and Beijing University of...