"Based on domestic market and expand overseas business" is our development strategy for environmental sensors, Catalytic Combustion Sensor, Portable Methane Gas Detector, Force Carbonating Beer Quickly,Hydrogen Sulphide Gas Sensor. Our company has been devoting that "customer first" and committed to helping customers expand their business, so that they become the Big Boss ! The product will supply to all over the world, such as Europe, America, Australia,Greece, Madagascar,Montreal, Jeddah.We confirm to public, cooperation, win-win situation as our principle, adhere to the philosophy of make a living by quality, keep developing by honesty , sincerely hope to build up a good relationship with more and more customers and friends, to achieve a win-win situation and common prosperity.