Ningbo Rita machinery industrial co., ltd Is located in Ningbo, the important port-city of China.(*****) We are professional R&D and manufacturing miniature vacuum pump, solenoid vibration pump, water pum, solenoids valves and all machinery related products. The company is equipped with the abundant technical force and productive *****9001:2000 is in full operation during our designing, material sourcing and processing. Reliable quality and competitive prices make our products very popular in European, America countries, Korea, southeast Asian. We takes�quality First , customers� satisfaction� as the objective. It wholeheartedly welcomes all customers home and abroad coming and cooperating, We are most willing to provide you with satisfactory service.