Yuyao Dongfang Cutting Tools Factory is located in Simen, an important town in Yaobei with developed economy. It is adjacent to Ningbo in the east and Hangzhou in the west, with superior geographical location and convenient transportation. With strong strength and advanced facilities, our factory has more than 30 years of experience in the production of cemented carbide rotary file (tungsten steel grinding head), and is one of the earliest manufacturers of cemented carbide rotary file tools in China. The "Langya" brand cemented carbide rotary file produced by our factory is designed and manufactured according to GB-9206-9217-88. With complete specifications and high quality, the products are sold well all over the country, and are exported to countries and regions in Eastern Europe, the United States, Asia, etc. We are the manufacturer's sales office, located in Dongguan, Guangdong. The excellent geographical advantages and economic environment are the external conditions of our office. Our staff, based on the win-win concept, try to give customers the best price and service. We are willing to build friendly cooperation with friends at home and abroad to create a better future.