The corporate keeps towards the operation concept "scientific administration, superior quality and performance primacy, client supreme for gas detector alarm, Oxygen Stone , Electrochemical Hydrogen Sensor , Relay Module ,Acetylene Gas Sensor . Our merchandise are widely recognized and trusted by users and can meet up with continuously changing economic and social needs. The product will supply to all over the world, such as Europe, America, Australia,Tunisia , Bogota ,Uruguay , Cancun .With many years good service and development, we have a qualified international trade sales team. Our goods have exported to North America, Europe, Japan, Korea, Australia, New Zealand, Russia and other countries. Looking forward to build up a good and long term cooperation with you in coming future!