Shanghai Junsai Automatic Machinery Co., Ltd 2006 is specialized in manufacturing High Frequency Plastic Welding Machine and Plastic Vacuum Forming Machine. Which are widely used in blister packaging, the welding of PVC tent/tarpaulin, inflatable toys and membrane structure and so on. Our advantages: With the most professional technical team.To provide customers with the best packaging solutions: Firstly, we suggest the most suitable machine for you. Secondly, we provide a full range of after-sales service . To achieve one goal: Do the most good for you and your company. Our supply range includes a number of standard High Frequency Welding Machines. Besides these standard machines, we also have a large number of specific welding machines, which have not been..