Shanghai steps up crackdown on crypto mining with new tactics

Shanghai steps up crackdown on crypto mining with new tactics

Circuit boards sit on shelves at a cryptocurrency mining facility in Incheon, South Korea, on Friday, Dec. 15, 2017. Photographer: SeongJoon Cho/Bloomberg

Shanghai has stepped up a crackdown on crypto mining by instructing data center companies to weed out the power-hungry activity and make a pledge to abide by regulations, according to a notice issued Monday.