Hefei Zhengfan Electronic Materials Co., Ltd., established on 2012-04-11, Business scope includes production(Including remote customer service on-site production),processing,Sales and wholesale of ultra-pure gases licensed by hazardous chemical business licenses and safety production licenses,Industrial Gases,medical gas,Electronic specialties include:Arsane,Phosphine(Phosphine),Phosphine/Hydrogen mixed gas,Borane/Hydrogen mixed gas,Germane/Hydrogen mixed gas,Trimethylborane/Hydrogen mixed gas,Arsane/Hydrogen mixed gas,Silane/Hydrogen mixed gas,Silane/Nitrogen mixed gas,N2/CH4/He/H2Equal gas mixture;Silane,liquid chlorine,Liquefied ammonia and hazardous chemicals business licenses and other electronic special gases and mixed gases within the scope of safety production licenses and their import and export(Operate with a valid license).gas purifier,filter,storage tank,Evaporator,Gas delivery pipeline,Cylinders and Cylinder Racks,gas distribution device,Gas panels and cryogenic tunnels,gas nozzle,Various gas production equipment such as gas burners,Rental service and sales installation service of gas application devices as well as technical consultation in equipment application and related fields,Technical Services.engaged in electronics,optical fiber,Biological Technology,Energy saving technology,Technology development in the field of environmental technology,transfer,Technical service and technical consultation;Self-operated and agent import and export business of various commodities and technologies(Except for goods and technologies that are restricted or prohibited from import and export by the state);electronics,Communication equipment,Instrumentation,Semiconductor equipment and its parts,Photovoltaic equipment and its components,Computers and Accessories,metallic material(In addition to exclusive control)Wholesale,Sales,import and export,Intermediary business agent,And provide related supporting services.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)