Lianyungang Zhong Ao Aluminium Co., Ltd. is a Sino-Foreign joint venture corporation located in the import and export tax-free area of Lianyungang. Our company has involved in the ceramic industry for many years and focused on manufacturing ceramic grinding media, calcined alumina and advanced ceramics. During our expansion, we have established long term cooperative relationships with Nanjing University of Industry, Zhongnan University, Shanghai Institute of Ceramics and Chinese Academy of ...