The GD-ERP system is a complete production management and quality control system developed for steel structure manufacturing. The function can instantly analyze the progress of each case, the staff output and the evaluation of the defect rate, including the purchase, sales and inventory management, and display the PDF file of the construction diagram. .The required information is transferred from Tekla and loaded into the GD-ERP software and then combined with the portable identification card and APP (including scanning software) developed by Quanta Machinery.