Xi'an Ao Xin Automation Instrument Co., Ltd. (formerly named Xi'an Ao Xin Automation Instrument Pneumatic Co., ltd. ) is a leading Chinese company specializing in the AO XIN Radar level meter Pressure Measurement Temperature Measurement and some other kinds of products. We are a key member China of Pneumatic Association, and is awarded AAA Credit Grade by Bank of China.

High quality of the raw materials, the precision of the parts, the hard tests during and at the end of production are a warranty of reliability and features. Our real strength is to develop customised products to solve any requirement of utilisation. The production runs conforming to the rigorous ISO 9001/2000 requirements. The product range consists of sensor transmitter pressure switch. Differential pressureswitch etc, which are found in a variety of industrial applications such as machinery, metallurgy, food, textile and waste treatment.