We produce high quality air and water analysis instruments and continuous emission monitoring CEMS, as producer from China, we write to you to see if we can cooperate in various forms. Our company RH Aanlysis instruments Co., Ltd was founded in 2005 and is located in Hi-tech Development Zone of Xi'an. We are a state-level high-tech enterprise specializing in gas analytical instruments R & D, production, sales, technical support and service. Now our mature products produced are: Series oxygen analyzer (electrochemistry, magnetic oxygen, ion flow), moisture analyzer , hydrogen analyzer (constant-potential electrolysis, laser microscopic carving, micro-flow thermal conductivity type), infrared gas analyzer (CO、CO2、NH3、SO2etc), toxic and hazardous gas detection alarm and series of high-purity gas chromatograph etc.