Dongying Alliance Building Material Co., Ltd is located in Dongying, Shandong Province. We are specialized in American patio door production. Our products are mainly exported to U.S. and Canada. We have more than 20 pieces of window assembling machines, including CNC corner cleaner, CNC four head welder, cutting machines, punching machines and copy routers. Our capacity reaches 300,000 patio doors per year. The more we do, the more experienced we are. Besides, we are willing to get feedback from customers, which would be a great help of improving products quality. All of our sales assistants can speak good English, besides, honesty is our strict principle.
If you have any interest in dealing with us, please contact us directly.