On the morning of Sept. 19th, 2007, the first deepest ZJ120DB drilling rig control system in Chinathat our company owns independent had been successfully commissioned, and we performed a grand ceremony. Many leaders and experts who come from each oil field, Xi??an Hi-Tech industrial development zone, bureau of science and technology, committee of economic and so on attended the ceremony, Jing Junhai , member of the standing committee of Xi??an government, director ofXi??anHi-Tech industrial development zone, published for us.