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China Hard Metal Business Website, sponsored by Cemented Carbide Association in CTIA(China Tungsten Industry Association) and undertaken by Hangzhou Top Tech Co.,Ltd, is the largest website on hard metal in China. It mainly serves enterprises in tungsten carbide, refractory metal and superhard material. It owns the most complete enterprises database of hard metal, richest industry news and information, and also the practical online business platform for enterprises of hard metal industry. We are devoted to providing special, individual and human service for hard metal enterprises!

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