Welcome to Ningbo Dayou Machinery Co., Ltd, Chinese supplier of tube bending & tube expanding machinery for heat, refrigeration & air conditioning industries . We are pleased to offer a wide range of high quality tube benders, tube expanders, related small machineries and spare parts at very competitive rates available on the market. We are also ready to provide you with engineering consultation and other consulting services to meet your specific needs and we have the ability to modify and customize the equipment to any special requirements in very short time.