Core Insights - China National Offshore Oil Corporation (CNOOC) has successfully developed the "Haiheng" high-end cementing technology, overcoming challenges in cementing operations for ultra-high temperature gas wells in the Gulf of Thailand [1] - The "Haiheng" system represents a comprehensive product system for oilfield chemical technology, crucial for drilling and cementing operations, ensuring stable fluid environments and pathways in oil and gas wells [1] - Over the past five years, "Haiheng" has transitioned from a single service model to an integrated "product + service" solution, establishing a complete industrial chain from research to sales [1] Technology and Application - The "Haiheng" system includes a "ten major technology system" for wellbore working fluids, enabling precise control of fluid performance through molecular design [1] - The technology provides a safe and efficient solution for the exploration and development of deep-water and deep-layer oil and gas resources [1] Market Impact - CNOOC has established China's first marine oilfield chemical green manufacturing plant in Quanzhou, leveraging policy and industrial advantages [1] - The core products, including high-temperature emulsifiers and efficient lubricants, have achieved international leading performance, addressing global challenges in oilfield operations [1] - The company has generated nearly 6 billion yuan in overseas revenue, offering a complete "Chinese solution" for global marine oil and gas exploration and development [1]