中泰股份：公司在唐山自主投资新建了精制氪氙气体项目，目前该项目运行稳定

Group 1 - The company has independently invested in a new refined krypton-xenon gas project in Tangshan, which is currently operating stably [2] - The project is designed to provide high-purity krypton and xenon gases for industries such as aerospace, atomic energy, and semiconductors [2]