We emphasize advancement and introduce new products into the market each year for Handheld relative humidity meter, Ss Cartridge Filter , Humidity Probe , Sintered Porous Metal Tube ,Electrochemical Co Sensor . We always regard the technology and customers as the uppermost. We always work hard to create great values for our customers and offer our customers better products & services. The product will supply to all over the world, such as Europe, America, Australia,United States , Singapore ,Ethiopia , Munich .Our company's main items are widely used all over the world; 80% of our products and solutions exported to the United States, Japan, Europe and other markets. All stuff sincerely welcome guests come to visit our factory.