CHINA OILFIELD (02883) has issued an announcement regarding its controlling shareholder, China National Offshore Oil Corporation (CNOOC Group), and its plan to increase shareholdings in the company, including its progress. As of the date of this announcement, CNOOC Group has purchased an additional 16.008 million H-shares of the company through on-market transactions on the Hong Kong Stock Exchange, representing approximately 0.34% of the company's total issued shares. The total purchase amount was approximately RMB 80.9817 million (excluding taxes and fees). Following this purchase, CNOOC Group holds a total of 2.427 billion shares in the company, accounting for approximately 50.86% of its total issued shares. Due to various factors, including market closures for holidays and changes in market conditions, the timeline for this share purchase plan has been adjusted. Based on confidence in the company's future sustainable and stable development and recognition of its long-term investment value, CNOOC Group intends to extend the deadline for this share purchase plan by 12 months, to April 8, 2027. All other terms of the share purchase plan remain unchanged.