The invention relates to a manufacturing machine of a multi-width full-automatic plastic drain board and particularly relates to the synchronous full-automatic coating and sticking technology for the non-woven fabric of a multi-surface plastic drain board. The manufacturing machine comprises a coating device, a sticking device, a traction device, a winding device and an auxiliary device, and is characterized in that the coating device comprises a primary coating device provided with a shaped outer frame and a shaped inner frame, a secondary coating device provided with a pressure plate adjusting bolt, an inclined plane plate and a pressure plate, and an edge flattening device provided with a suspension rod, a tension spring and a pressure wheel; the sticking device comprises a rubber tube provided with an electric heater and a glue spreading nozzle, a shaping device provided with a planar plate, and a flattening device provided with a pressure roller, a cantilever and a support; the traction device comprises a traction pressure roller, an adjusting bolt, a pressure roller bracket, a spring and a gear; the winding device comprises a reeling core wheel hub, a transmission shaft, a nut, a spring and a bearing support; and the auxiliary device comprises a limiting plate, a hold-down strip, a carrier roller and a gearbox. The manufacturing machine provided by the invention has the advantages of energy conservation, high operating efficiency, low labor intensity and the like.