Founded in 2007, Shanghai Rudi is a manufacturer specializing in the production of pneumatic diaphragm pumps and piston pumps. Rudi is one of the manufacturers with complete specifications and varieties of pneumatic diaphragm pumps at home and abroad. The product covers 06-100 caliber, and is made of stainless steel, alloy steel, cast steel, cast iron, plastic, aluminum alloy, etc., providing OEM services to more t...