Hello, We are JINAN GREATER MACHINERY CO.,LTD, specializing in manufacturing upscale machines for processing aluminum and pvc windows and doors, and insulating glass. What’s more, we have developed the thermal bridging machine(knurling machine, strip feeding machine and roll forming machine) and have exported several sets to Canada and India. Our company has exported many sets of aluminum and pvc machines to Viet Nam, Russia and some other countries. So I’m sure that you will be very satisfied with our machines if you see our machines. If you need, we will offer you machines with best quality and lower prices.