This machine welds the products for the polyethylene and polypropylene that is largely used in industry and the large complex products. ㅁ Hydraulic type is excellent for position control, and easy to use ㅁ The hot plate is composed of the auxiliary hot plate of the main hot plate. The auxiliary hot plate is a teflon coating to prevent cling. Also the auxiliary hot plate is easy to replace ㅁ The hot plate surface maintains the even temperature by using the split temperature control method, and adjusting the liquidation of the welding products evenly, and increasing the welding strength. ㅁ The exact position controlling part which is located in the upper part of the machine can do the exact position control, So it is easy to adjust the welding plate of the products and clamp. ㅁ Increasing the efficiency by the inlets and outlets automation.