2000-- 2018 Delta economic circle degree of coupling gather financial and technological innovation of 2000 - at Changed by 2011, after peaking in 2011 until 2018, remains in a stable state.
The coupling between financial agglomeration and technological innovation in the triangular economic circle from 2000 to 2018 increased or decreased in 2000-2011, and remained stable after peaking in 2011 and remaining stable until 2018.
From 2000 to 2018, the coupling degree of financial agglomeration and scientific and technological innovation in the triangle economic circle changed from 2000 to 2011, and remained stable until 2018 after peaking in 2011.