Baoji Zhipu Non-ferrous Metals Processing Co,.Ltd is experted in sapphire industry. Good reputation and excellent quality make us a big sperm in this field. And we confirm we will do better in producing sapphire products in the future. Our products have four series branch: tungsten, molybdenum and tantalum parts in all kinds of high temperature furnace; tungsten wire rope and other series products for pulling method of all kinds of semiconductor crystal growth; tungsten, molybdenum, tantalum and niobium refractory metals` plates, bars, wires, tubes; various diaphragms and electrodes.