Chengdu Yu Vacuum Electronic Materials Co., Ltd. founded in 2001, and was formerly known as Tungsten products supplier in China. Our company is specialized in manufacturer of electro-vacuum and electro-lighting materials. We always keep the principle that "Customers are the enterprise‘s life; Commitment to pursuing excellent quality in tungsten products". The "Yu Shi" brand products are well-know in Southwest region where is the main tungsten reserve and produce area in China, and have been praised as "Sichuan Province Famous Products" in the tungsten line, and have sold well in the domestic and international markets. 

Moreover, our company has invested to expand our product lines and further develop our product quality, which realize the management strategy that the tungsten products chain extend nationwide and worldwide.

Our company insists on taking the scientific and technical innovation road, introducing talents constantly, developing new products and technology. Many achievements have reached the international advanced level and the leading level domestically. We frequently attain praise in the tungsten field.