What does Hainan Party Construction 1 12 17 mean?

Institutional documents such as "Opinions on Insisting on Leading the Construction of Hainan Free Trade Port with Party Building". According to the relevant information of Hainan Party Building 1. 12 17, Hainan Party Building 1. 12 17 is an institutional document such as Opinions on Insisting on Leading the Construction of Hainan Free Trade Port with Party Building. In order to better transform organizational advantages into development advantages, the Hainan Provincial Party Committee has studied and formulated a series of institutional documents of "1+2+7", in which party leadership runs through all aspects of the whole process of free trade port construction.