Shenyang Renhe Machinery Manufacturer Co., Ltd is hi-tech private enterprise in production of high, precise rotary joint,metal hose,super strengh aluminum alloy split arch templet,semi-automatic lubrication evolvent universal drive shaft, drum gear coupler, automatic argon blowing device. Our company has applied for patent for most of our products. Most of our processing equipment are CNC machines. Besides, we inspect all our products before shipment. So we could guarantee high and steady quality for all our products.