15 shocking ways to PVC Flexible spiral duct welding machine

15 shocking ways to PVC Flexible spiral duct welding machine In this video, I’ll show you 15 shocking ways to PVC Flexible spiral duct welding machine. Enjoy and subscribe this video! Jiangmen yeweicheng machinery factory was founded in 2001, it is a manufacturer integrating R&D production, sales and service. Our own brand “yecheng“ products include hot air seam sealing machine, ultrasonic welding machine, full automatic duct welding machine, clothing packing machine and fully automatic mask machine line etc. These devices are mainly used in waterproof clothes, medical clothes, tents, waterproof shoe bags, vehicle and boat covers, ventilation pipes and inflatable rescue Boat. After 20 years of development, our factory has established a complete enterprise management system and strict quality control system. Has accumulated rich experience in the machinery industry and fabric accessories industry.