Host
Sponsor
HISTORY
World Indium & Germanium Forum 2013
May 8-10, 2013 Kunming, China
World Indium & Germanium Forum 2012
April 11-13, 2012 Kunming, China
World Indium & Germanium Forum 2011
May 9-11, 2011 Nanjing, China
♦Heibei Baoding Sanjing Electronics Material Co., Ltd.
♦Jean Goldschmidt International S.A. (Shanghai)
♦Changsha High-tech Import & Export Co.
♦Enam Optoelectronic Material Co.
♦Z&Z Optoelectronics Tech Co.
♦Chuxiong Yuantai Minerals Co.
♦Chuxiong Yuantai Minerals Co.
♦IV IR Optics Gmbh
♦IV IR Optics Gmbh
♦Guangdong Rising Metals Imp.& Exp. Guangdong Corp.
♦Guangdong Vital Materials Co., Ltd
♦Guangxi Debang Technology Co.
♦Guangzhou Jingrui Trading Co.
♦Guangzhou Topfine Limited
♦Guixi Dasanyuan Industry (Group) Co.
♦Hebei Yuanda Zhongzheng Biotechnology Co.
♦Hunan Selenium Enrichiment Advanced Materials Co.
♦Hunan Huitong Science & Technology Co.
♦Hunan Jinwang Bismuth Industrial Co.
♦Jiangsu Metals Nonferrous Trading Co.
♦JIANGSU SYV GROUP LTD.
♦Bohigh Zinc Product Co.
♦Jinchuan Maike Metal Resources Co.
♦Kunming Zichuang Infrared Technology Co.
♦Liyang Zhonglianjin E-commerce Co.
♦Minmetals, Inc.
♦Ningbo Sunny Infrared Technology Co.
♦Yano Metals Co.
♦Yano Metals Co.
♦Yano Metals Co.
♦Shanghai Minor Metals Co.
♦Shaoguan Goldenbull Industry & Trading Co.
♦Shaoguan Jinyuan Industrial Co.
♦Shaoguan Mingyuan Metals Co., Ltd.
♦Shaoguan Mingyuan Metals Co., Ltd.
♦Shaoguan Youmeta Industry Co.
♦Xilingol Tongli Germanium Industry Co.
♦Xilingol Tongli Germanium Industry Co.
♦Indium Corporation (Suzhou) Co., Ltd.
♦SMMC Gallium Industry (Yingtan) Co.
♦Umicore Marketing Services (Shanghai) Co.
♦GRINM Electro-optic Materials Co., Ltd.
♦Yunnan North Optical Technology Co.
♦Yunnan Lincang Xinyuan Germanium Industry Co.
♦Yunnan Lincang Xinyuan Germanium Industry Co.
♦Yunnan Lincang Xinyuan Germanium Industry Co.
♦Yunnan Wuxin Industry Co., Ltd.
♦Zhuzhou Keneng New Material Co., Ltd.