This paper makes evaluation and analysis of the openstyle economic development situation of Sichuan Province, firstly constructs the openstyle economy evaluation index system fitting for the practical situation of Sichuan Province, uses principal component analysis method to make comprehensive evaluation on Sichuan inland openstyle economy, then analyzes comparative advantages and disadvantages of Sichuan Province by longitudinal comparative analysis of the openstyle economy of Sichuan Province and by horizontal comparative analysis of Sichuan Province with coastal areas, border areas and other inland provinces and municipalities, and then advances policy suggestions for further developing inland openstyle economy of Sichuan Province and for building inland open height.