南阳防爆电气研究所有限公司
Nanyang Explosion Protected Electrical Apparatus Research Institute (CNEx)

南阳防爆电气研究所是我国爆炸危险环境防爆安全领域的专业科研检验机构，设立有全国防爆电气设备标准化技术委员会秘书处、国际电工委员会防爆技术委员会中国办公室、全国防爆电气产品生产许可证审查部、国家防爆电气产品质量监督检验中心、国家安全生产南阳防爆电气检测检验中心等权威机构，承担着国家防爆电气产品的市场准入和技术归口管理、国家标准制修订以及产品质量监督检验等职责。研究所是全国知识产权试点单位，建有博士后科研工作站、河南省电气防爆安全重点实验室、电气防爆河南省工程实验室等。 

CNEx is the oldest and biggest professional research institute in the field of Ex safety technique and the base of scientific research and testing & certification of Explosion-proof 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.