Baoji Baojing Vacuum Equipment Researching and Manufacture Co., Ltd, abbreviated as BJYZ in first phonetic letter of Chinese, found in 1997, and is complex enterprise mainly specialized in designing, developing and manufacturing the VAR, the ESR and their accessory parts, include cooling bank of EB furnace, power ram used in all kinds of smelting furnace and crucible of continuous caster, extension products and so on. Until now BJYZ has had thirteen year’s history. 　　BJYZ’s products are mainly supplied for ALD Company in Germany, CONSARC Company in USA, INTECO Company in Austria and so on international group company and BaoSteel, Bao Ti, Fushun Steel, Hunan Jintian, Western titanium in China which is broad scale nonferrous metal and special steel smelting companies.