Bauma 2016 New Munich Trade Fair Centre Bauma (Apr 2016), Munich Germany ZCC ZGCC gesac 601 Hunan Century Tungsten Co.,LTD Zhuzhou Cemented Carbide Works E-mail:TungstenCarbide@QQ.COM - Hunan Century Tungsten Co.,LTD湖南世纪钨材股份有限公司ZCC ZGCC