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Jiangxi Duma Machinery Manufacturing Co., Ltd. was established in 2010 and is located in the High-tech Zone of Yushan County, Shangrao City, Jiangxi Province, known as the "Doctor County". The company covers an area of 47,000 square meters, with modern standard workshops, high-end production and testing equipment, and complete With its own quality assurance system and high-quality management team, Duma a comprehensive company integrating R&D, production and sales of mining machinery wear-resistant parts. The company's manufacturing capacity is 10,000 tons per year, with product weights ranging from 2KG to 10 tons; it mainly produces high manganese steel, ductile cast iron, gray iron, high chromium cast iron, and other castings. Our company has always regarded product quality as its mission, and its products are manufactured in accordance with American standards. Our factory has passed ISO9001:2015 international certification. Products are exported to the United States, Britain, Australia, Canada, Germany, Russia and other countries.