Because the space for baseplate only 8cm, the base plate of exist case need 150mm( PIC 1 ), the space not enough, so I let subcontractor made a transform( PIC 2 ).Because the boundary condition is complex, I consider the strong from another way. I only changed the base plate, the others is the same as before, so we only need to consider the base plate. the different between new plate with exist plate is the new form take two side mount with two anchor one side and the exist form take one side mount with all four anchor. Obvious, new form have more evenly distributed force then before one side mount before, under same load condition, The force value of the maximum stress point with a relatively uniform distribution must be smaller than that of a relatively uneven distribution, and two side limit wall is better than one side limit wall, so I think the strong of the new form will better than that of the existing form.