NINGBO RUISEN PNEUMATIC HYDRAULIC TECHNOLOGY CO., LTD  is a manufacturer specialized in Stainless Steel Push in fittings,  Push on fittings, Compression fittings, Valves and Customized products.  Our location in Yuyao economic zone, Ningbo, China. Our company comply to ISO9001.With the great help of new technologies and advanced CNC machines, Ruisen produce high performance Stainless Steel fittings and Valves for multiple applications.  Including  Food industry, Chemical industry , Medical, Automobile,  Marine, Automation, Lithium battery industry ETC.Ruisen experienced team are ready to help if you are looking for high quality Stainless Steel  connection and control solutions.