By Guan Kejiang, Ren Haoyu Halfaya oil field is one of the seven giant oil fields in Iraq. Located in southern Iraqi province of Maysan, it boasts an annual production capacity of 20 million tons. It is the largest project that PetroChina, or China National Petroleum Corporation undertakes overseas in…
"When I just joined the company, it was still a wasteland here. Now, it s covered by trees and neatly built constructions. There s even a small airport here. Employees of the company come from dozen.