CHINA OIL & GAS (00603) announced that on January 27, 2026, the company, along with subsidiary guarantors, entered into a purchase agreement with HSBC, Morgan Stanley, and UBS for the issuance of USD 300 million in principal amount of 7.0% senior notes due 2029. The company intends to use the net proceeds from the issuance of the notes to fund a concurrent tender offer and for general corporate purposes.