http://www.machine-ss.com Dating from a state-designated factory by National Construction Department, Jiangsu Zhongbo Heavy Machinery Co., Ltd, has a history of over 30 years history of machine manufacture. It is a professional manufacturer of crushing and powder making equipment and beneficiation equipment. It is a major production and export base of mining machinery in China. Till now, we have formed a whole production chain with main products: crushing machinery, grinding machinery, and auxiliary products: vibrating screen, vibrating feeder and other associated equipments. Products cover more than 20 models of 3 major series: mill series, crushing series, and sand making series. Advanced technology content, high reliability, low operation and maintenance cost have enabled our products to take the leading position in the field. All the products are qualified the national patent and have successfully achieved ISO9001:2000 Quality Management Certificate and EU CE Certificate. D