1.Suitable for Non Woven Lace clothing,raincoat,skirt rim,decorations etc 2.easy to ... design, easy to operate;3.Welding lines and curves can be processed;4.Compliance with the requirements of watertight, airtight, anti-virus ... the strength and beauty of the processed goods;6.controlled welding width, increase productivity;7.The special equipment with molten arm design ...