Lian Hui Yang

Xi'an Aohua Electronic Instrument Co., Ltd. engages in the research and development and manufactures of petroleum logging and testing instruments. Its products include exploration of petroleum and testing, digital signal controller single-core multi-function water flow logging tools, Schlumberger's water flow log neutron oxygen activated water flow logging tools, pulsed neutron full-spectrum saturation well logging tool, element logging tool, and high precision remaining oil saturation logging tools. The company was founded on March 1, 2001 and is headquartered in Xi'an, China.