Zhengzhou Dengfeng Smelting Materials Co., Ltd. (DFSM), a high & new technological enterprise in Henan Province, mainly produces DUCK Brand series of Aluminate Cements & unshaped refractory Castables and Aluminate Cements specially used for Dry Mix Mortar. DFSM currently owns 5 production lines of rotary kiln and 2 production lines of electric furnace; Annual output comes to more than 300000mt. DFSM was firstly awarded the right to directly export aluminate cements in China by Ministry of Foreign Economic Relation and Trade in 1992. DFSM has passed ISO9001 accreditation of Quality Management System and ISO14001 accreditation for Environmental Management System Certification in 2003. The Quality Inspection Centre of DFSM was approved by National Laboratory Approval Committee of China in 2004.

At present, the DUCK Brand products are the widest in varieties, the most superior in properties, the highest and most stable in quality and largest in output in China. All the products are widely used in refractory, building materials, metallurgy and chemical industry and so on. Our customers are all over the country. At the same time, our products have been exporting to

More than 30 countries & areas, such as Japan, America, Germany, Taiwan and Hong Kong and so on. And our products had obtained the confirmation and favor of domestic and overseas users.

For the future, DFSM will continually bend itself to research & development of new and advanced products and continually improve its products and service for domestic & abroad customers with more zealousness.

Dengfeng people are striving for the best forever.