Shanxi Formation is a set of paralic continental deposit,of which,fluvial,swamp and lacustrine facies alternatively presented regularly.

山西组为一套近型陆沉积,其中河、泽及湖泊有规律交替出现。

In the paralic zone .there are ample oil and gas resources, moreover, it is the important mothball area and reliver of oil and gas industry to increase reserves and enhance output.

作为滩浅带,具有丰富油气资源,是目前油气工业增储上产重要后备区和接替区。