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We as a modern family company have been developing and producing precision tools and engineering components made of tungsten carbide for more than 30 years. Standard or custom-made, for large-scale or individual production: At DURIT, worldwide more t

Established in 1996, Ningbo Yinzhou Chaoyang Shengda Chemical Factory is one of the few companies in East China specializing in the production of industrial grade phosphate series products. It currently has 30 employees, covers an area of 10 acres, a