Core Viewpoint - China National Petroleum Corporation (CNPC) has successfully developed and tested its first two self-researched high-temperature power modules, which meet quality control requirements and are ready for mass production [1] Group 1: Product Development - The high-temperature power modules are crucial for logging instruments, providing stable voltage and current output at high temperatures, directly affecting measurement accuracy and operational duration [1] - The PS175 series high-temperature power modules have been developed after three years of innovation, overcoming technical challenges related to design and thermal optimization [1] Group 2: Cost Reduction and Market Impact - The development of these modules has significantly reduced manufacturing costs, which were previously high due to reliance on external suppliers [1] - The PS175 series includes three product lines: AC to DC, combination, and independent DC to DC, and has been integrated into various key logging instruments, with some products outperforming similar externally sourced products [1] Group 3: Certification and Future Prospects - The products have passed reliability and environmental adaptability tests under high-temperature conditions and have received certification from the China National Accreditation Service for Conformity Assessment (CNAS) [1] - This development lays the foundation for CNPC to enhance its core component supply system and expand into the niche market of high-temperature logging power supplies [1]

Core Viewpoint - The successful operation of the TRAC4900 crawler combined with perforation technology in Indonesia marks a significant achievement for the company, showcasing its capabilities in international markets [1] Group 1: Technology and Innovation - The TRAC4900 crawler was developed independently by the company and successfully utilized in a challenging offshore well in Indonesia, demonstrating its advanced capabilities [1] - The operation involved a 75-degree inclined well where traditional perforation methods were inadequate, necessitating the use of the TRAC4900 crawler to overcome gravity limitations [1] - The crawler's ability to actively propel itself allowed for precise delivery of tools to the target depth, ensuring efficient operation in difficult well environments [1] Group 2: Operational Efficiency - The operation was completed in just 21 hours, successfully executing two perforation tasks, highlighting the efficiency of the TRAC4900 crawler [1] - The company conducted multiple simulation tests to optimize the crawling trajectory and tool string combination, maximizing the crawler's driving capabilities and adaptive adjustment features [1] Group 3: Market Expansion - This successful operation is part of a broader trend of the company's domestic technologies, such as the dual-direction crawler and "coiled tubing + fiber optic logging," making their international debut [1] - The ongoing international application of the company's self-developed equipment reflects its commitment to integrating domestic logging equipment into the global logging service market [1]