Huimin wind power station has good membrane sealing. The clamping, layering and pouring of wind power are the three main processes of blade production. Laying is to lay fiber cloth and sandwich materials according to the process documents. Pouring is to attach a vacuum bag after laying. The vacuum bag needs to be sealed and airtight and filled with resin. Clamping includes web installation and positioning, and artificial pouring of UD resin at the rear edge.