Shanghai International Energy Exchange data showed crude futures' main contract for October 2026 delivery closed at 681.70 yuan/barrel on Sep 3, up 4.40 yuan, or 0.65%. Total trading volume across all contracts reached 270,583 lots, while open interest fell 2,623 lots to 85,505 lots. The main contract saw volume of 201,607 lots, with open interest down 2,368 lots to 37,059 lots.