High freqeuncy tent welding machine for textile membrance structure, PVC coated fabric, tent, truch covers, tents welding ... . High freqeuncy tent welding machine for textile membrance structure, PVC coated fabric, tent, truch covers, tents welding. ... position; 6. With smooth edge cutting of leather parts, membrance structure, textile fabric, tent, cover, shade, blander.7. Parameter ...