Chinese biggest SF6 Gas Recycling Device manufacturer. China’s most advanced sulfur hexafluoride recycling base
CNEx is a professional research institute in the field of Ex safety technique and the base of scientific research and verification of Ex electrical apparatus in China. CNEx is in possession of an amount of excellent procession consisting of Ex safety specialists and the first class facilities for scientific research and testing.
CE Marking The declaration of conformity and the EC marking are the passport that allow today the free circulation of goods and products subject to safety requirements within the European Community.
CE marking is a part of the EU™s harmonisation legislation, which is mainly managed by Directorate-General for Internal market, Industry, Entrepreneurship and SMEs. The CE marking for Restriction of Hazardous Substances is managed by Directorate-General for Environment. Comprehensive guidance on the implementation of EU product rules can be found in the so-called Blue Guide
Henan Zhiyi System Engineering Co., Ltd a wholly-owned subsidiary of Henan Relations Co., Ltd , established in 2004 , The main scope of business is for the global market.
20 years of manufacturing experience in Gas Instruments.
Independent Research and Development team
Leading domestic sulfur Hexafluoride Gas(SF6) recycling technology in China