Shandong LEDE CNC Machinery Co., LTD., founded in 2007, is a state-level high-tech enterprise focusing on the research, development, manufacturing and sales of intelligent production lines for aluminum doors, Windows and curtain walls. As early as 2012, the company established the design framework of equipment research and development to meet the requirements of intelligent production of doors and Windows. It is the first enterprise in the industry to put the intelligent chemical plant of doors and Windows into practice. We have helped a number of doors and Windows enterprises to achieve qualitative change -- reducing management costs by 70%, reducing labor costs by 60%, improving production efficiency by more than 60%, and achieving 100% product qualification rate.