Shanghai Yongguan Vacuum Technology Co., Ltd. is a scientific and technological innovation enterprise based in Shanghai, facing the world, and integrating product R & D, manufacturing, sales and service in the field of ultra-high vacuum applications.The company was founded in 2010. After more than ten years of development, it now has a professional R & D and design team with doctors and masters at home and abroad, a modern large-scale intelligent manufacturing factory and a sales service network. Relying on its own advantages, the company continues to provide customers with competitive products, which are widely used in the fields of vacuum equipment in scientific research institutions' laboratories, semiconductor electronics industry, new material analysis, aerospace manufacturing, new energy automobile applications, etc.The company advocates the developmen...