Established in 1990, Ningbo Pol-Sun Electronic Co., Ltd. is a China-foreign (Hong Kong) venture company. We are one of the special manufacturers of all kinds of pneumatic component quick tube fittings. With high quality equipment and advanced technology, we have our own factory and trade company. 



Our products include quick disconnect couplings of plastic pneumatic components, quick straight couplings of moulds, adjustable couplings of pneumatic components, dust blower sand pneumatic tool direction control valves, fittings with G-threads (O-ring), hand valves, speed controllers, air guns. All of our products have passed ISO9001 quality system. Our products are applied very extensively, such as packing machinery, food machinery, printing machinery, textile machinery, purifying water and water treatment trade, automobile industry, mould industry and household use.