Contrastively, source rock matrix type in Baoquanling Formation and Cretaceous is better, and while maturity of Xinancun Formation, Wuyun Formation, Cretaceous is more favorable for oil generation.

• 相对而言，宝泉岭组和白垩系的源岩母质类型较好，而新安村组、乌云组、白垩系的成熟度更有利于生油。