Core Insights - CNOOC Services has successfully deployed its self-developed OPUS eight-probe water-based electrical imaging logging instrument in the East Ba oilfield in Iraq, marking its commercial application in overseas markets [2] Technology and Innovation - The OPUS instrument features innovative designs such as a flexible short-section structure, a new hydraulic push system, and a "one-arm dual-probe" configuration, which enhance image clarity, wellbore coverage, and adaptability to well conditions [2] - The integration of electrical imaging circuits and orientation short sections into a single module reduces the instrument's length, lowers transportation difficulties, and improves operational flexibility and safety during downhole operations [2] Operational Impact - The eight-probe high coverage technology allows for the acquisition of more detailed stratigraphic information, providing a comprehensive reflection of downhole structures and reservoir characteristics, thus offering high-precision logging solutions for overseas markets [2] - The successful operation of OPUS provides valuable data support for fracture identification, sedimentary structure analysis, pore structure and heterogeneity description, and fluid pathway identification in the region [2]