Sticking to the perception of "Creating products of top of the range and earning mates with people today from all over the world", we constantly put the desire of consumers in the first place for PM2.5 Pollution Filter., Acetylene Gas Sensor, Electrochemical Sensors, Metal Powder Filter,Propane Gas Sniffer. 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,United States, Tunisia,Cancun, Johannesburg.With the technology as the core, develop and produce high-quality merchandise according to the diverse needs of the market. With this concept,the company will continue to develop merchandise with high added values and continuously improve items,and will present many customers with the best goods and services!