Zibo Guangming Tungsten Industries Co. Ltd. -- China / Germany joint venture -- is a subsidiary company of WeldStone Group. It specializes in producing tungsten electrode and thoriated tungsten products and it is the biggest tungsten electrode producer in China by now. It mainly produces all kinds of argon-arc welding electrode like thoriated tungsten, cerium tungsten, pure tungsten, zirconiated tungsten, etc. and thoriated tungsten bar, pole, coarse thread and filament. Our company has strong technology power, advanced production equipment, perfect check method, stable product quality and complete product variety. Our products sell well in Europe, United States, Southeast Asia and more than 20 provinces in China. Our company have passed DIN EN ISO9002 Quality System Certification with the examination of German TUE Co. in 1999. We will serve the customers in industries of welding, electrovacuum and electric luminaire with excellent products, reasonable price and favorable reputation. Welcome to cooperate with us!

specializes in producing tungsten electrode and thoriated tungsten products and it is the biggest tungsten electrode producer in China by now