Hong Long is Taiwan automotive parts manufacturer leader, Hong Long is driven to satisfy its customers and provide the best quality parts at competitive prices delivered on-time. To provide the world community with the best manufactured parts by: Metal Stamping Washer Metal Forging OEM Training employees to make quality their number one objective. Metal Forging Motor Housing Investing in the latest technology. Metal Forging Oil Housing Constantly working to improve machine and process efficiencies. Metal Forging Auto Parts. Always focusing on customers’ needs.