Northwest Institute for Nonferrous Metal Research(NIN) is Located at 6 districts in 2 cities ( Xian and Baoji ), it is the key national base for the research of rare metal materials and an important center for professional technology development in China. the proponent of the National Engineering Research Center for Rare Metal Materials Processing and Northwest Quality Supervision & Test Center of Chinese Nonferrous Metal Industry etc. Up to now, there are RMB 3880 million assets and over 3000 sets of instruments and equipments in NIN. Its consolidated income approached to RMB 2500 million in 2009. There are more than 1670 employees on the job in NIN, among them over 1000 scientific technicians including an academician of Chinese Academy of Engineering, 200 professors and senior engineers and more than 100 doctors and masters. Western Metal Materials Co., Ltd. is sponsored by Northwest Institute for Nonferrous Metal Research(with 38.15% of the share), with other five shareholders: Zhejiang Venture Capital Co.,Ltd., Shenzhen Venture Capital Co.,Ltd., Zhuzhou Cemented Cabride Group, China Nonferrous Metal Industry Technical Development and Exchange Center, Jiujiang Tnabre Smetery. On Dec 28 2000,it is registered in Xian High-Tech Development Zone with registered capital. 6,842 million RMB. WMM was successfully listed in Shenzhen Securities Trading Marketon July 10th 2007,with the ticker symbol (002149). There are more than 1215 employees on the job in NIN, including aCAS and CAE academician the Chinese Academy of Sciences Member and107 doctors and masters. WMM located 3 districts in 2 cities ( Xian and Baoji ),covering about 100 ares,with about 1,983 million RMB fixed assets and 851 million RMB net Assets. Xian Refra Tungsten & Molybdenum Co., Ltd. is established in Feb. 2010 . It was innovated from the Tungsten and molybdenum Division of Western Metal Materials Co., Ltd. and became an independent legal corporate body.