DownstreamPemex to invest $2,6B in Tula refinery; efforts may not be enougheditorMay 13, 2021May 13, 2021 by editorMay 13, 2021May 13, 20210570 Mexico’s state-owned company, Pemex, is set to invest $2,6 billion in its Tula refinery, in order to decrease its dependance on foreign fuel imports; CEO...