Our company since its inception, always regards product quality as enterprise life, continuously improve production technology, improve product quality and continuously strengthen enterprise total quality management, in strict accordance with the national standard ISO 9001:2000 for Porous Capillary Tube, Temperature Humidity Detector , Combustible Gas Monitor , Oxygen Stone Brewing ,Humidity Instrument . We warmly welcome merchants from your home and overseas to contact us and set up business enterprise partnership with us, and we'll do our greatest to serve you. The product will supply to all over the world, such as Europe, America, Australia,Surabaya , Provence ,Florida , Chile .Satisfaction and good credit to every customer is our priority. We focus on every detail of order processing for customers till they have received safe and sound products with good logistics service and economical cost. Depending on this, our products are sold very well in the countries in Africa, the Mid-East and Southeast Asia.