Crude oil futures closed higher Tuesday in daytime trading on the Shanghai International Energy Exchange.
The most active crude oil contract for May 2021 delivery was up 4.7 yuan (about 72 U.S. cents) to close at 390.8 yuan a barrel.
The total trading volume for 13 listed crude oil futures contracts on the exchange was 159,205 lots, with a turnover of about 62.54 billion yuan.
Union Jack Oil plc (LON:UJO) is an onshore oil and gas exploration company with a focus on drilling, development and investment opportunities in the United Kingdom hydrocarbon sector.