Shanghai crude oil futures main contract 2611 closed at 827.00 yuan/barrel on Sep 16, down 9.20 yuan, or 1.10%, according to data from the Shanghai International Energy Exchange. Total contract volume was 353,629 lots, with open interest falling 6,221 lots to 84,586 lots. The main contract saw volume of 240,847 lots, with open interest rising 1,704 lots to 41,512 lots.