Qingdao University of Science & TechnologyShandong Sheng, China
Ganzhou Hongfei Tungsten & Molybdenum Materials Co., Ltd.Jiangxi Sheng, China
Tianjin Jingda Compound Material Co. Ltd.Tianjin Shi, China
Anhui Jinghui Mining Technology Co., Ltd.
Elsam Engineering A/SDenmark
Oy Tamware AbFinland
Jinan Xinbeixi Biotechnology Co., Ltd.Shandong Sheng, China
NINGBO SINEMARCH ELECTRONIC TECHNOLOGY CO.,LTD.Zhejiang Sheng, China
Nanjing Jinhai Design Engineering Co., Ltd.Jiangsu Sheng, China
Haining Deer Chemical Co. Ltd.
Chongqing Jinzexin Technology Co., Ltd.Chongqing Shi, China
Staffordshire Potteries Ltd.