Santos has completed its sale of interests in the Sampang PSC and Madura Offshore PSC in Indonesia, and Vietnam Block 12W PSC. It follows the company’s announcement in May 2018 when Santos decided to sell its non-core Asian portfolio to Ophir Energy plc. Santos received a cash proceed of $144 million after the completion. It will help the company reduce its debt which was $2.2 billion till Aug. 31, 2018.