"Quality first, Honesty as base, Sincere service and mutual profit" is our idea, in order to develop continuously and pursue the excellence for Portable Hydrogen Gas Detector, Personal Gas Monitoring Devices, Confined Space Gas Detector Requirements, Hydrogen Sulfide Gas Detector,4 In 1 Co H2s O2 Ch4 Gas Detector. Since establishment within the early 1990s, now we have arrange our sale network in USA, Germany, Asia, and several Middle Eastern countries. We intention to get a top class supplier for worldwide OEM and aftermarket! The product will supply to all over the world, such as Europe, America, Australia,Bangladesh, Washington,Anguilla, Germany.Our company is working by the operation principle of "integrity-based, cooperation created, people oriented, win-win cooperation". We hope we can have a friendly relationship with businessman from all over the world.