Shanan-Shazhang and Wutongwozi are selected as the preferable areas for coalbed gas prospecting, with target zones of Xishanyao formation and even deeper Badaowan formation (in Shanan-Shazhang area).

• 优选出沙南-沙帐、梧桐窝子地区作为煤层气重点勘探区块,主要目的层系均为侏罗系西山窑组,沙南-沙帐区块目的层可加深到八道湾组。