Zhengtong Special Material Factory Hi & New Tech Zone Chengdu(wholly-owned subsidiary: Libre Science and Technology Co, Ltd.) has been founded in 1998. We are a professional factory engaged in Cemented Carbide products design, development and production. Our main products are high quality cemented carbide products, industrial knives and tobacco machine spare parts. Our factory is located in Hi&New tech zone,Chengdu,Sichuan Province and our company owns modernized workshops of 3,000 square meters. We are a technology-oriented factory ,we actively introduce mixing ball mill, image analyzer, and magnetic analyzer, such most advanced production and testing equipment, R&D high-quality precision instrument to develop and upgrade products. Our company has 20 years of manufacturing experience, many senior carbide engineers and a professional team. We have won a good reputation among customers with good quality, competitive prices and advanced techniques . We are looking forward to cooperating with all clients around the world.