At present, the Ordovician carbonates are in the middle diagenetic stage B in the southern and northern Huanghua depression, which is favorable for generation and accumulation of natural gas. 目前,在黄骅坳陷的北部和南部地区,奥陶系碳酸盐岩进入中成岩阶段B期,有利于天然气的生成与聚集;
The south slope of the northern Yimeng Uplift and the slope region around the central uplift are favorable for seeking Paleozoic natural gas. 伊盟隆起地抽侧斜坡及中央古隆起四周斜坡地带,是寻找古生界天然气的有利场所;