Our business puts emphasis over the administration, the introduction of talented staff, plus the construction of team building, attempting hard to boost the standard and liability consciousness of personnel customers. Our corporation successfully attained IS9001 Certification and European CE Certification of relative humidity sensor, Hydrogen Gas Sensor , Micro Co2 Sensor , H2s Gas Sensor ,Catalytic Gas Detector . If you have any comments about our company or products, please feel free to contact us, your coming mail will be highly appreciated. The product will supply to all over the world, such as Europe, America, Australia,Bhutan , Niger ,Niger , America .After years' creating and developing, with the advantages of trained qualified talents and rich marketing experience, outstanding achievements were gradually made. We get good reputation from the customers due to our good products quality and fine after-sale service. We sincerely wish to create a more prosperous and flourishing future together with all the friends home and abroad!