Zhuzhou ZZ Hardmetal R&D Center was established in the hometown of hard metal of China --- Zhuzhou city in Hunan province. We are a professional Chinese manufacturer of tungsten carbide products. We work with nine cemented carbide factories by joint stock method. Each factory has their strongpoint products.

主要产品/业务: Zhuzhou ZZ Hardmetal R&D Center was established in the hometown of hard metal of China --- Zhuzhou city in Hunan province. We are a professional Chinese manufacturer of tungsten carbide products. We work with nine cemented carbide factories by joint stoc