China’s National Petroleum Co. (CNPC) is set to begin work on a sector, dubbed Phase Four, of Turkmenistan’s massive Galkynysh gas field, according to a Turkmen government report. The sector, once pumping at full capacity, is expected to yield about 30 billion cubic meters (bcm) of gas per year. Turkmenistan is providing all the financing for the development of Phase Four. Ashgabat is giving no indication of where it intends to send Phase-Four gas. The government report notes that China is currently the “largest…