Gelonghui May 7| WTI June crude oil futures closed up 0highcardflushrules.37 dollarshighcardflushrules, the increase exceeded 0highcardflushrules.47%highcardflushrules, quoted at US$78.48/barrel. Brent July crude oil futures closed up US$0.37, or more than 0.44%, at US$83.33/barrel. NYMEX June natural gas futures closed up more than 2.47%, at US$2.195/million British Thermal Units.