About Us
            The Special Gas Engineering Department of the China Shipbuilding Industry Corp 718 Research Institute (PERIC) is located in the parry science and Technology Industrial Park in Handan, Hebei province. It is leading the research, development and production of special electronic gases and chemicals. The development and production of three fluorinated nitrogen (NF3) gas has been the largest country in the country for more than 30 years. The focus of the new product is high purity three nitrogen fluoride  [more]