昊华科技：公司所属昊华气体是国内特种气体行业领先企业

Group 1 - The core viewpoint of the article highlights that Haohua Technology is a leading enterprise in the domestic specialty gas industry, with its subsidiary Haohua Gas focusing on the development and production of key specialty gas products [2] - The company has successfully achieved domestic substitution for core specialty gas products such as trifluorine and tungsten hexafluoride through independent research and development [2] - The research and development of electronic mixed gases is primarily applied in ion implantation and photolithography processes [2]