At the beginning of 2009, company leaders communicated with the Achievement Department of Science and Technology Bureau about appraisal matters. In May, Enterprise Standard for Well-logging Instruments with Special FRP was registered in Technical Sup

At the beginning of 2009, company leaders communicated with the Achievement Department of Science and Technology Bureau about appraisal matters. In May, Enterprise Standard for Well-logging Instruments with Special FRP was registered in Technical Sup